Question

if x7y5 is exactly divisible by 3,then the least value of (x+y) will be​

Answer 1

The least Value of (x+y) will be 3 because the divisibility rule of 3 is sum of all digits of number is divisible by 3 then that number will be also divisible by 3

so x+7+y+5 = x+y+12

so x+y = 3

then 3+12 = 15 which is divisible by 3

$....$

Answer 2

Answer:

Answer is 3.................