R-SAT Exam

If a number is cubed, which of the following number will be a unit digit ?
option
A. 5
B. None
C. 4
D. Any number from 0-9
E. 7

Read Solution (Total 4)

R-SAT Other Question

Subtracting 10% from X is the same as multiplying X by what number?
option
A. 1/10
B. 8/10
C. 9/10
D. 5/10
E. None Of These
The principal wants to arrange 5 students on the platform such that the boy Shyam occupies the second position and such that the girl Geetha is always adjacent to the girl Anitha. How many such arrangements are possible?
option
A. None
B. 7!*5!
C. 3!*5!
D. 3!*7!
E. 3!*2!