Question

if 42x5 are multiples of 9, and x is a digit, what is x?
Please answer, I don't understand it at all.

Answer 1

Answer:

x→7

b/z in question given that, the no. is divisible from 9. so that, when we put x=7

then, we find the no. 4275 is exactly does visible from 9.

hope it helps you....✌✌