Question

7. If the number Y7XY is divisible by 3 and 5 , find X and Y​

Answer 1

Answer:

Step-by-step explanation:

Y is 5 or 0.  [ No. is divisible by 5.]

It cannot be 0 as it is in the first.

So, Y=5

The sum of the digits is divisible by 3. [ No. is divisible by 3.]

Y+7+X+Y is divisible by 3.

5+7+X+5 is divisible by 3.

17+X is divisible by 3.

Nearest no. greater than 17 divisible by 3=18

So, X= 1

Plz mark as brainliest.