Find the value of b.a n b are non negatiove numbers
1)2a-b is divisible by five
2)a-b=6

PQRS is a Quadrilateral.reactagle is drawn(Not excatly but these kind of ques)
1)PS n QR having positive slope
2)PQ n RS Having positive.

find value of Y?Y is non negative integer.
1)XY+Y^2=0
2)XY+Y^2=5

A tank was filled up to 1/3 after that again it was filled with 3 Litres of water now the tank is 1/2 filled. What is the capacity of Tank? (Gave 4 Options)

A Person painting on a glass board which is of 3:2 ratio. The smaller side size is of 15 inches. What is total size of board?

One question on permutations

From 1 to 100 how many numbers are diovisible by 4 and should contain 4 in the divisible number?
1)6         2)7         3)9         4)10

Answer) 4,8,12,16,20,24,28,32, 36,40,44,48,52,56,60,64,68,72, 76,80,84,88,92,96,100 -  these r the nums divisible by 4 n the number wich contain 4 digit are 4,24,40,44,48,64,84.

A Problem on Cubes. 4*4*4 cubles is there and a smaller cuble of 64 blocks are joined together.