Divisibility of 13

Which among the following numbers is exactly divisible by 11, 13 and 7? निम्नलिखित में से कौन सी संख्या 11, 13 और 7 से पूर्णतः विभाज्य है?

Which of the following statements are true? If a number divisible by 3, it must be divisible by 9. If a number is divisible by 9, it must be divisible by 3. If a number is divisible by 4, it must be divisible by 8. If a number id divisible by 8,it must be divisible by 4. A number is divisible by 18, if it is divisible by both 3 and 6. If a number divisible by both 9 and 10, it must be divisible by 90.

How many numbers between 500 and 1000 are divisible by 13 ?

13013 is exactly divisible by 13. Write the five digit smallest number that starts with 14 and is exactly divisible by 13 :

Check whether 2366 is divisible by 13.

Check whether 12478375 is divisible by 13 or not.

Check whether 377910 is divisible by 13.

If a number is divisible by both 11 and 13, then it must be necessarily 429 (b) divisible by (11xx13)(c) divisible by (11+13)(d) divisible by (13-11)

If ( 12^n + 1) is divisible by 13, then n is