Gradutate Record Exam

1. For n/12, what is the value of n whose remainder is odd integer?

2. If 'x' and 'y' are integers between 12 and 30, then for (5+x)/(7+y) how many sets of x & y for the given expression will be having same ratio?

3. Given five consecutive numbers, if the highest value of them is x, then what is the average of the numbers?

4. Given series 1, 1, 1, 1, 1
Col A: Standard Deviation of given series
Col B: 1

5.

Given a figure like above i.e. a square whose side is equal to diameter of the circle, find the area of circle?
(Similar to this)

6. A teacher teaches biology for a group 53 students. She can divide them into two batches P and Q. P has 7 batches of ‘n’ students each. Q has ‘x’ students of five batches; or six students with ‘y’ students in 5 batches and (y+1) students in 6th batch.
Col A: x
Col B: n

7. If x is a positive number, then
Col A: x^2
Col B: 1/x^2