Question

For what value of digit x, is :

9142x a multiple of 4 ?

Answer 1

9142x is multiple of 4

=> 9 + 1 + 4 + 2 + x is a multiple of 4

=> 16 + x = 0, 4, 8, ………

x = -8, -4, 0, 4, 8

Since, x is a digit

4, 8