Gradutate Record Exam

1. If an integer is defined as (-1)^n then which of the following is applicable for integers a and b ?
i. a+b = a*b;
ii. (a+b)=(a)+(b);
iii. (a*b)=(a)*(b);
A. Only i.
B. Only ii.
C. Both i and ii
D. All the three
E. None

2. If a < b < c and if they are the angles of the triangle, then
Col A: a+b
Col B: c

3. If (x - y) = odd value and K is an integer, which of the following is always odd?
A. x
B. y
C. k(x-y)
D. (x-y)^(2)
E. (x-y+k)

4. Given a triangle with sides 5 ,6 and 8. If angle opposite to side 5 is 'x' and angle opposite to side 6 is 'y', then
Col A: x+y
Col B: 90

5. If the surface area of the cube is 36, then
Col A: The volume of the cube
Col B : 15

6. If x > y, then
Col A: x^2
Col B: y^2

7. Col A: (sqrt(48) + sqrt(27) )^2
Col B: 3

8. Col A: Standard Deviation of 1, 1, 1, 1 & 1
Col B: 1