Question

Find the value of Z for which the number 2z547 is divisible by 9 . Also find the number

Answer 1

Answer:

z=0    ;   20547

Explanation:

For any number to be divisible by 9, the sum of its digits should be divisible by 9.

Now,

2+z+5+4+7=18

Since 18 is already divisible by 8, then the value of z must be 0.

So, number is 20547.