Find all possible values of x for which the number 7x3 is divisible by 3. Also , find each such number.

Find all possible values of y for which the number 53y1 is divisible by 3. Also , find each such number.

Find all possible values of x for which 4-digit number 754 x is divisible by 3. Also, find each such number.

Find all possible values of y for which 4-digit number 51y3 is divisible by 9. Also, find each such number.

Find all possible values of x for which the 4-digit number 320x is divisible by 3. Also, find the numbers.

Find all possible values of x for which the 4-digit number 64y3 is divisible by 9. Also, find the numbers.

Find the value of x for which the number x806 is divisible by 9. Also find the number.

Find the value of z for which the number 471z8 is divisible by 9. Also find the number.

Find the least value of * for which the number 82178342*52 is divisible by 3

Find all the possible values of 1/x for x>3 .

Find all the possible values of 1/x for x>3 .