Question

A, B, and C are the three smallest possible numbers such that the product of these numbers is a prime number. Also,
A x B = B x C
(Note: A, B, and C need not be distinct.)

Answer 1

LET =

A=2x

B=3x

C=5x

therefore,A×B=B×C

2x × 3x × 9x × 5x

x= 2×3 / 9×5

x= 2/15