v_ankur

oa is D

skarya, with only 1 condition i dont think so tat we can say that 2 triangles are similar....

how do we know that the ratio is same... ???

ohhh yup... u r right.... thanks tank... i dont think all possible combinations... thats y i thkn that i get a lot of ds ques wrong... thanks tank and suithink.....

a) There are two trees in a park, an oak tree and a pine tree. The shadow from the Pine tree is 32 feet long and the shadow from the Oak tree is 40 feet long. How tall is the Oak tree? (1) The Pine tree is 24 feet tall. (2) The Oak tree is 20 feet from the Pine tree. please explain your answer.. thanks in advance..

hey i also made the same mistake as suithink did... :) thanks tweety ....

hi cant we solve st2 with teh following formula avg speed = ( 2 * s1 * s2 ) / ( s1 + s2) s1 and s2 being the speeds ?????

b) In a consumer survey, 85% of those surveyed liked at least one of three products: 1, 2, and 3. 50% of those asked liked product 1, 30% liked product 2, and 20% liked product 3. If 5% of the people in the survey liked all three of the products, what percentage of the survey participants liked more than one of the three products? A) 5 B) 10 C) 15 D) 20 E) 25 please explain your answer.. thanksin advance

b) Each person in a club with 90 members voted for exactly one of 4 candidates for treasurer: A, B, C, or D. Did candidate A receive the most votes? (1) Candidate C received 32 votes (2) Candidate A received 21 votes. please explain your answer... thanks in advance..

a) What was Jim's average driving speed in miles per hour if he drove without stopping for 30 minutes? (1) During this time, Jim drove 25 miles. (2) During this time, Jim's maximum speed was 60 miles per hour and his minimum speed was 40 miles per hour. please explain your answer.. thanks in advance

b) A certain telephone company practices “peakload pricing,” wherein it charges more per minute of usage during limited peak hours than during non-peak hours. However, the revenue generated by telephone calls made during non-peak hours is much greater than that generated by calls made during peak hours. Which of the following, if true, would most effectively resolve the apparent discrepancy in the argument above? 1. The average length of a telephone call made during non-peak hours is greater than that of those made during peak hours. 2. The company billed customers for more minutes of non-peak hour conversation than minutes of peak-hour conversation. 3. The higher rate for peak-hour calls more than compensates for the fewer minutes of peak-hour conversation. 4. The average cost to the telephone company of a peak minute of conversation exceeds the average cost to the telephone company of a non-peak minute. 5. The total number of non-peak hour phone calls exceeds the total number of peak-hour phone calls. please explain your answer.. thanks in advance

thanks guys....

wel explained andres.. thanka alot...

Set P {a, b, c, d, e, f, g} Set Q {a, b, c, d, e, f} If a, b, c, d, e, f, and g are distinct integers, which of the following MUST be true? 1. Range P >= Range Q 2. Mean P = Mean Q 3. Range P ( Not equal to ) Range Q 4. Median P ( Not equal to ) Median Q 5. Range P > Range Q please explain your answer... thanks in advance

b) If a and b are positive integers, what is the value of a+b ? (1) a^2 - 2ab + b^2 = 25 (2) a^2 - b^2 = -25 please explain your answer.. thanks in advance