Gradutate Record Exam

1.

Find the length of the line segment PQR?

2.A man buys ‘W’kgs of dog food once in a week and ‘x’kgs of the food is given to each dog twice a day.
Col A: Number of dogs
Col B: W/7x

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.If x < y < z, then
Col A: xy
Col B: yz

5.Given that the time taken by a train to travel a distance’d’ is ‘h’hrs and the next day the train travels the same distance but reaches 15 min early. What is the average speed on that day?

6.A price of a product ‘x’ is increased by p% to give new price ‘y’ and then price of ‘y’ is reduced by r% to give original price.
Col A: p
Col B: r

7.Given a sequence a1, a2........ an. If a1 = 25 & in the sequence if every number is '-2' times the preceding number, then Col A: a100 Col B: -10,000