`9^11+11^9` is divisible by

11^9+9^11 is divided by

Can we conclude 10^(2n)-1 is divisible by both 9 and 11? Explain. Is 10^(2n+1)-1 is divisible by 11 or not? Explain.

Which number is divisible by both 9 and 11?

Which number is divisible by both 9 and 11? कौन सी संख्या 9 और 11 दोनों से विभाज्य है?

Find the polyndrome number of 9 digits and check whether it is divisible by 11?

The smallest value of y in the number 9y8071, so that it is divisible by 11 is

The smallest value of y in the number 9y8071, so that it is divisible by 11 is

If a six digit nuber 738A6A is divisible by 11 and a three digit number 68X is divisible by 9, then the value of (A+X) is

If a six digit number 738A6A is divisible by 11 and a three digital number 68X is divisible by 9, then the value of (A+X) is