11. A)  Torment           B) Help        

Find the greatest value of (a + b) such that an 8-digit number 4523a60b is divisible by 15.

If the seven-digit number 52A6B7C is divisible by 33 and A, B, C are primes then the maximum value of 3A+2B+5C?

Which of the following pairs of non-zero values of p and q make 6-digit number 674pq0 divisible by both 3 and 11?

If a nine-digit number 89563x87y is divisible by 72, then the value of √ (5x -4y) will be ∶

If 65x is a three-digit number and it is divisible by 6, what can be the value of the digit x?

Find the smallest 4-digit number which when divided by 10, 15, 20, 25, 30 leaves remainder 9.

How many factors of 2³ × 3³ × 5⁴ ×9¹× is divisible by 50 but not by 100?

If the 6-digit number 1344AB is divisible by 3, 7, and 11, then what is the value of A + B?

If the number 10293y8 is divisible by 11, then what is the value of y?