wildorchidz

Can someone plz post the explanations??... These are questions I got wrong on the GPrep test...

Thanks for the explanations guys .. I found these questions from this site itself.... Just type "GMAT Prep Questions " in Search part of this site...

Last week store S sold 90 copies of a book in 7 days of the week and it sold different number of books on any of the two days. If the store sold the greatest number of copies on Saturday and the second greatest on Friday, did the store sold more than 11 books on Friday? 1. Store S sold 8 copies on Thursday. 2. Store S sold 38 copies on Saturday. OA: B 2. If n is a positive integer and r is the reminder when 4+7n is divided by 3, what is the value of r? 1. n+1 is divisible by 3 2. n>20 OA : A Kindly reply with explanations... Thanks..

Thanks guys for all the explanation .. I was really goin mad with these...

Kindly reply with steps as soon as possible. In the figure (I am not able to paste the picture here. Please excuse. It consists of a semicircle with center O, 2 line segments equal to the radius of the semicircle originate from O and end at P and Q, the coordinates of P(-(sqrt 3),1) and Q(s,t).Cordinate axes X and Y are drawn from the center O. Hope all of u have got it.), points P and Q lie on the circle with center O. What is the value of S?· ½ · 1 · Sqrt(2) · Sqrt(3) · (Sqrt(2))/2 OA: 1 Is m+z>0?1. m-3z>0 2. 4z-m>0 OA: Both statements together are sufficient 3. If q is a positive integer less than 17 and r is the reminder when 17 is divided by q, what is the value of r? 1. q>10 2. q=2^k, k is a positive integer 4. If it took Carlos ½ hour to cycle from his house to the library yesterday, was the distance he cycled >6 miles? ( Note: 1 mile=5280 feet) 1. The average speed at which he cycled is > 16 feet per second 2. The average speed at which he cycled is OA:E, Both statements together r not sufficient. 5. (Diagram of a coordinate system is given with 1st quadrant on the upper left, 2nd quadrant on the upper right, 3rd quadrant on the lower left and fourth quadrant on the lower right.) In the rectangular coordinate system, does the line k( not shown) intersect Quadrant 2? 1. Slope of k is -1/6 2. the y intercept of k is -6 OA: A, Statement 1 alone is sufficient. 6.Three boxes of supplies have an average( arithemetic mean) weight of 7 kg and a median weight of 9 kg. What is the maximum possible weight , in kg , of the lightest box? · 1 · 2 · 3 · 4 · 5 OA:3 6. A certain office supplies store stocks 2 sizes of self-stick notepads, each in 4 different colors: Blue, Green, Yellow and Pink. The store packs the notepads in packages that contain either 3 notepads of the same size or of 3 different colors. If the order in which the colors are packed is not considered, how many different packages of the types described above are possible? 1. 6 2. 8 3. 16 4. 32 5. 24 7. When a certain tree was first painted, it was 4 feet tall and the height of the tree increased by a constant amount each year for the next 6 yrs. At the end of the 6th year, the tree was one fifth taller than it was at the end of the 4th year. By how many feet did the height of the tree increase each year? 1. 3/10 2. 2/5 3. ½ 4. 2/3 5. 6/5 OA: 2/3 8. If d is a positive integer, and f is the product of the first 30 positive integers, what is the value of d? 1. 10^d is a factor of f 2. d>6 OA: C 9. A contest will consist of n questions, each of which is to be answered either “True” or “False”. Anyone who answers all n questions correctly will be a winner. What is the least value of n for which the probability is less than 1/1000 that a person who randomly guesses the answer to each question will be a winner? 1. 5 2. 10 3. 50 4. 100 5. 1000 10. If n and y are positive integers and 450y =n^3, which of the following must be an integer? 1. y/(3*(2^2)*5) 2. y/(2*(3^2)*5) 3. y/(3*(5^2)*2) 1. None 2. 1 only 3. 2 only 4. 3 only 5. 1,2 and 3

I found these Qs sometime back from this site.... I have no idea how to do these... Not gettin the answers mentioned here either..... 1.If the probability of getting a cherry on one wheel of a slot machine is , what is the likelihood of hitting the jackpot? The jackpot is awarded when a player gets cherries on all four wheels. 2.If each of the digits can be used, as many times as necessary, what is the probability of creating a three-digit number that begins and ends with an odd number? 3.Tomer Partner Inc’s softball team must have 4 women and 5 men play in each game for the corporate softball league. Tomer Partners has 6 women and 6 men employees, of whom Stacy will only play in order to keep the team from being disqualified, what is the probability that Stacy will play in the next game? 4.There are 50 consecutively numbered tiles in a bag. If 3 balls are selected at random and without replacement from the bag, what is the probability that the sum of the three numbers on the tiles will be odd? 5.A certain gym has 900 male members and 1200 female members. 300 of the men are married to women who have memberships at the gym. If one man and one woman are to be selected at random, what is the probability that they are a married couple? 6.If a is chosen randomly from the first ten non–negative multiples of zero and b is chosen randomly from the first ten multiples of 5 what is the probability that ab will be an even number? 7.A bag contains 3 green marbles, three red marbles and 2 blue marbles. What is the probability of each marble on three successive selections being a different color? A.1/336 B.1/56 C.3/56 D.9/56 E.9/28 I am getting it as 39/40.8.A bag contains 3 green marbles, three red marbles and 2 blue marbles. What is the probability of getting 2 red marbles and 1 green marble within 3 tries of drawing marbles from the bag? (A) 1/336 (B) 1/56 © 3/56 (D) 9/56 (E) 9/28 I am gettin it as 3/40. 10.If each of the digits is to be used only once, what is the probability of creating a 3-digit number that is divisible by ten? (A)9/125 (B) 81/1000 © 1/10 (D) 18/25 (E) 729/1000 I am gettin it as 1/7? 11.With three seconds left in the game, Michael gets the ball and decides to go for the three-point shot. If the likelihood of his making a three point shot is the same as the likelihood of his making two field goals in a row and his field goal percentage is 11% what is the approximate likelihood of his not making the three-point shot? (A) 1% (B) 11% © 22% (D) 89% (E) 99% I am gettin it as 89%. 12. If each of the digits can be used, as many times as necessary, what is the probability of creating a four-digit number that is divisible by four and that begins and ends with a prime number? (A) 1/18 (B)1/25 ©2/25 (D) 1/9 (E) 4/25 I am gettin it as 4/225. 13.A student has answered 7 of the 10 questions on the true-false test correctly and has decided to guess randomly on the rest. If all of the questions are equally weighted, what is the probability of the student receiving a score of 80% or more on the test? (A) 0.125 (B) 0.5 © 0.7 (D) 0.8 (E) 0.875 14. If each of the digits can be used, as many times as necessary, what is the probability of creating a two-digit prime number divisible by 11? (A) 0.01 (B) 0.011 © 0.10 (D) 0.20 (E) 0.25 I am gettin it as 0.005. 15. The Dungeon-Master has placed Akira the dwarf into combat with Diq the Dragon. If the likelihood of the Akira’s hitting the dragon with his magical axe is determined by rolling a 20-sided die and Akira must get better than ten on each roll, what is the likelihood of the attack being successful? (A) 4/25 (B) 14/95 © 1/4 (D) 21/24 (E) 81/95 I am gettin it as 1/2. 16.Hashim and Siddiq are playing cards with a altered deck, which contains 4 hearts, 4 clubs, 4 diamonds, 4 spades and a joker, which has no suit. If Siddiq has 3 clubs in his hand and 2 diamonds, what is the probability that a Hashim’s 5-card hand consists of 3 hearts and 2 diamonds? (A) 2/6435 (B) 1/140 © 3/70 (D) 1/14 (E) 3/7 I am gettin it as 24/6188. 17.Sarah has a 4 in five chance of getting to her bus on time each day. What is the probability of her missing the bus twice next week? (A) (.2)2(.8)3 (B) (.8)5 © 10 (.2)2(.8)3 (D)10 (.8)5 (E) 5! (.8)5 I am gettin it as 0.2^2. 18. What is the probability that a number selected from the set of three-digit odd numbers with distinct digits, will be a multiple of 3? (A) 3/1000 (B) 3/500 © 3/10 (D) 1/3 (E) 500/3 19.What is the probability of getting 3 heads and 3 tails on 6 tosses of a coin? (A) 5/16 (B) 5/8 ©1/2 (D) 11/16 (E) 15/16 20.If each of the digits can be used, as many times as necessary, what is the probability of creating a three-digit number that begins and ends with two distinct primes? (A) 1/30 (B) 1/25 © 3/25 (D) 3/20 (E) 4/25 am gettin 2/15. 21.A certain computer program randomly plays tracks that are chosen from tracks by 5 artists - A, B, C, D and E. If there is a 40% chance that any given track will be from artist A, what is the probability that two consecutive tracts will be from artist A? (A) 4 (.6)2(.4)3 (B) (.6)2(.4)3 © (.4)2(.6)3 (D) 4 (.4)2(.6)3 (E) 10 (.4)2(.6)3 22.There are 9 lettered tiles in a bag that are the letters used to spell the word “quartiles”. What are the odds of randomly selecting all the letters necessary to spell the word “quartile” if not tile is removed to the bag once chosen? (A) 8/9 (B) 1/2 © 1/8 (D) 1/9 (E) (1/9)^8 23. If each of the digits can be used, as many times as necessary, what is the probability of creating a three-digit number with three consecutive even digits in order from left to right? (A) 1/2 (B) 1/80 © 1/360 (D) 1/500 (E) 1/720 24.What is the approximate probability of one runner in a five man race finishing ahead of another specific racer? (A) 0.08 (B) 0.20 © 0.25 (D) 0.50 (E) 1.00 25.There are 7 ingredients at a salad bar that are placed on the salad as toppings. If the patron at the salad bar is going to choose three toppings what is the likelihood that among those toppings will NOT be alfalfa sprouts, lima beans, or succotash? (A) 1/35 (B) 2/35 © 4/35 (D)9/35 (E) 31/35 26.If each of the digits can be used, as many times as necessary, what is the probability of creating a two-digit number with two consecutive primes? (A) 1/50 (B) 3/50 © 12/25 (D) 2/15 (E) 4/15 27.If the chance of pulling two cards from a stack without replacement and getting the 5 and six of clubs is, then how many cards are in the stack? (A) 2 (B) 4 © 5 (D) 11 (E) 12 28.If three men each have an equal shot of hitting the goal in a target practice and the likelihood of two men hitting is , then what is the likelihood of all three men missing the target? (A) 1/27 (B) 16/81 © 8/27 (D) 19/27 (E) 26/27

Hi.... I found these questions sometime back from this site.... I tried doin them n i really went mad.... I never even got an answer nearer to the ones mentioned.... Plz do reply soon... My Gmat is scheduled on 5th Nov.... 1.There are 9 candidates being interviewed for a position. Interviews can only be conducted on the days Monday to Wednesday, two interviews per day. The first interview being conducted each day will have two candidates being interviewed together. How many different schedules are possible for a given period? (A) 9! (B) 9!/2! © 9!/3! (D) 9!/23 (E) 9!/25 2.Lahnie is scheduling her weekend film fest and plans to watch 5 different movies over the weekend. She will watch 2 on Saturday and 3 on Sunday. If she has a library of 6 movies to select from then how many different schedules could she create for her film fest? (A) 7776 (B) 720 © 120 (D) 30 (E) 6 3.Six doctors, six nurses and six anesthesiologists are at a conference. In one of the sessions the group must form teams of two doctors, two nurses and an anesthesiologist. How many such committees can be formed if one of the nurses refuses to work with one of the doctors? (A) 2400 (B) 1800 © 1200 (D) 600 (E) 216 4.At the Chien Dog Show, there were 11 dogs in the semi-finals, of which 4 will be selected for the finals. If two of the dogs selected will be Felix and Shadow, then how many groups of dogs are possible for the finals at the Chien Dog Show? (A) 36 (B) 72 © 720 (D) 3024 (E) 7920 5.A basketball team, which is composed of 3 centers, 6 forwards and 3 guards leaves their seats on the bench for the singing of the national anthem. All but 5 players, two guards, two forwards, and a center, sit down after the anthem, how many different combinations of the players on the bench are there? (A) 120 (B) 792 © 7! (D) 12! / 5! (E) 12! 6.Danielle can choose one or more of the following for her salad: tomatoes, rhubarbs, walnuts. If she selects one or more, how many different combinations are possible? (A) 12 (B) 9 © 7 (D) 6 (E) 5 7.Cody, an avid basketball player, will always wear one or more of the following articles of “lucky” clothing to play basketball: an old sweatband, black tube socks, a “Mugsey” jersey, or his mother’s basketball shorts. If Cody is getting dressed to play basketball, how many different combinations of these articles of clothing are possible? (Assume the order of the clothing does not matter.) (A) 256 (B) 24 © 15 (D) 12 (E) 4 8.Runners V, W, X, Y and Z are competing in the Bayville local triathlon. How many different outcomes of the race are there where X completes the race ahead of Y? (A) 10 (B) 44 © 60 (D) 120 (E) 3125 9.How many different numbers can be created using the digits 7, 3, 4, 2 and 9, if 3 must be kept in the hundreds place and each digit is only used once? (A) 120 (B) 60 © 36 (D) 28 (E) 24 10.A detective has two suspects for a crime and must create a line-up from left to right that consists of two suspects and three decoys (in any order). If all possible line-ups will include both suspects and the decoy spots will be filled from the other 5 officers in the precinct, then how many different line-ups can the detective create? (A) 420 (B) 210 © 120 (D) 35 (E) 3 11.A test prep company is sending 4 members of its offices staff to a conference. The staff consists of 3 directors and 5 assistant directors. If the group sent must consist of 1 director and 2 assistant directors, how many different such groups are possible? (A) 150 (B) 75 © 70 (D) 60 (E) 30 12.A team coach must choose five players from a roster of 12 to start a game. The team must be formed of at least two guards, at least one forward, and at most one center. If team roster has 3 centers, 6 forwards and 3 guards, how many different starting line ups can the team coach form? (A) 36 (B) 180 © 540 (D) 678 (E) 1968

Thanks buddy!!!!!!:)

Hi all…. I wud like to receive some help on some very simple questions…. Dunno y I am not getting the answers as given in the choices. These questions are from the 1000 PS questions I got from dis site…. 1.At a certain diner, a hamburger and coleslaw cost $3.59, and a hamburger and French fries cost $4.40. If French fries cost twice as much as coleslaw, how much do French fries cost? $0.30 $0.45 $0.60 $0.75 $0.90The answer given is E. But I am getting it as $1.62 2.A certain culture of bacteria quadruples every hour. If a container with this bacteria was half full at 10.00a.m, at what time was it one eighth full? A.9:00a.m B.7:00 a.m C.6:00 a.m D.4:00a.m E.2:00 a.m 3.What is the total number of integers between 100 and 200 that are divisible by 3? 33 32 31 30 29 Answer: A 4.There were 36,000 hardback copies of a certain novel sold before the paperback version was issued. From the time the first paperback copy was sold, 9 times as many paperback copies as hardback copies were sold. If a total of 441,000 copies were sold in all, how many paperback copies were sold? A.45,000 B.360,000 C.364,500 D.392,000 E.396,900 Answer: C 5.Last year Mrs. Long received $160 in dividends on her shares of Company X stock,all of which she had held for the entire year. If she had 12 more shares of stock last year, she wud have received $15 more in total annual dividends. How many shares of the stock did she have last year? 128 140 172 175 200Answer: A

:) Hi all .......... I'm a new member at the testmagic n i am really glad to be apart of this great community.... I am currently doin my BE... 7th sem.. Electronics n Communications... I would like to get a Masters Degree in Wireless Comm or Computer Networking.... But i hav got a problem... Its my aggregate... Its quite low... Only 62% for my first 5 semesters...:blush: .... I hav had backpapers... but cleared 'em all now... I hope to improve n make it upto 67 %...Will my aggregate be a problem in gettin addm to some good colleges?? I plan to take the GRE around November n i'm preparing for it..... Plzzz do rreply......... Ur help would be extremely useful........

:) Hi all .......... I'm a new member at the testmagic n i am really glad to be apart of this great community.... I am currently doin my BE... 7th sem.. Electronics n Communications... I wud like to get a Masters Degree in Wireless Comm or Computer Networking.... But i hav got a problem... Its my aggregate... Its quite low... Only 62% for my first 5 semesters...:blush: .... I hav had backpapers... but cleared 'em all now... I hope to improve n make it upto 67 %...Will my aggregate be a problem in gettin addm to some good colleges??? I plan to take the GRE around November n i'm preparing for it..... Plzzz do rreply......... Ur help wud be extremely useful........

Hi all.......:) I'm a new member at the test magic.. Currently doin my 7th sem in Electronics n Comm Engg. I would like to get a Masters degree in Wireless Communications or Computer Networking.... I wud like to know abt universities which offer Masters for the same... I plan to take my GRE in November... I have got a very low aggregate of 62% for my first 5 semesters( which i hope to improve n reach upto 67%)...:blush: ..... I hav had backpapers... but cleared 'em all.... Will my aggregate be a problem in gettin addm in some good colleges??? I'm really very tensed abt tat now... Ur advice wud be extremely useful......