Q. If 653xy is divisible by 80 then find the value of x+y.
80 = 8 * 10
So y = 0 (As it is divisible by 10)
Now 3x0 should be divisible by 8. X can be both 2 and 6.
The answer is 6. As per my calculation it can be both 2 and 6. Am i right ?
Q. If 653xy is divisible by 80 then find the value of x+y.
80 = 8 * 10
So y = 0 (As it is divisible by 10)
Now 3x0 should be divisible by 8. X can be both 2 and 6.
The answer is 6. As per my calculation it can be both 2 and 6. Am i right ?