kutcher38

Sorry. I was so confused with this quesetion that I posted it on the wrong forum :P

Is x^4 + y^4 > z^4? 1. x^2 + y^2 > z^2 2. x + y > z

If 500 is the multiple of 100 that is closest to x and 400 is the multiple of 100 that is closest to y, which multiple of 100 is closest to x+y? 1. X 2. Y Please explain. Thanks.

If n denotes a number to the left of 0 on the number line such that the square of n is less than 1/100, then the reciprocal of n must be 1. less than -10 2. between -1 and 1/10 3. between -1/10 and 0 4. between 0 and 1/10 5. greater than 10 Please explain. Thanks.

The perimeter of a certain isoceles right triangle is 16+16sqrt2. What is the length of the hypotenuse of the triangle? 1 - 8 2 - 16 3 - 4sqrt2 4 - 8sqrt2 5 - 16sqrt2

The complex tax dispute between the Covered Bridge Mall and Harris Township is not likely to be adjudicated for several years, and in the meantime, both sides are intent on creating difficulties for the other. A. B. both sides are intent on creating difficulties for each other C. each side is intent on creating difficulties for the other D. each side is intent on creating difficulties for one another E. the sides are both intent on creating difficulties for each other Can someone explain why OA? I thought was the answer

If n is a positive integer and n^2 is divisible by 72, then the largest positive integer that must divide n is (A) 6 (B) 12 © 24 (D) 36 (E) 48 The OA has explanation but I don't understand why. Please let me know how you would approach this question. Thanks.

Thanks. OA is B

Can someone explain to me how this problem should be solved? Thanks in advance. 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