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A, B, C, D, E and F live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, num
Question

A, B, C, D, E and F live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on till the topmost floor is numbered 6. E lives on a floor which is a prime number. The product of floors on which E and A live is 8. C lives immediately above F. The sum of floors on which A and B live is 7. How many people live between C and E?​

A.

One

B.

Three

C.

Two

D.

Four

Correct option is B

Given:
A, B, C, D, E, and F live on six different floors of the same building. 
​E lives on a floor which is a prime number.
The product of floors on which E and A live is 8.
C lives immediately above F.
The sum of floors on which A and B live is 7.

Floor

Person

6

C

5

F

4

A

3

B

2

E

1

D

So, there are ​threepeople who live between C and E.
Thus, the correct option is (b).

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