Gcda blcma b answer ab - Study guides, Class notes & Summaries

GMAT - TARGET TESTPREP QUESTIONS WITH VERIFIED ANSWERS Divisibility Rules - 11 - Answer-11 - If you sum every second digit and then subtract all other digits and the answer is: 0, or is divisible by 11, then the number is divisible by 11. Example: to see whether 9,488,699 is divisible by 11, sum every second digit: 4+8+9=21, then subtract the sum of other digits: 21-(9+8+6+9)=-11, -11 is divisible by 11, hence 9,488,699 is divisible by 11. Divisibility Rules - 12 - Answer-12 - If the n...