Question

Playing With Numbers
19. The digit by which * should be replaced in 54 * 281 so that the number forme
divisible by 9 is​

Answer 1

If the sum of all the numbers is divisible by 9 then the number will be divisible by 9.

So,54*281 = 5+4+*+2+8+1 = 20.

If we add 7 to 20,then only it can be divisible by 9.

So,5+4+7+2+8+1 = 27.

Therefore,* = 7.

Answer 2

Answer:

sorry for this type of answer but ur question is too hard