Question

how many numbers from 6 to 66 are divisible by 77​

Answer 1

answer is 0...........

Answer 2

Step-by-step explanation:

To check whether a number is divisible by 7 or not

Take the last digit of the number you're testing and double it.

Take the last digit of the number you're testing and double it.Subtract this number from the rest of the digits in the original number.

Take the last digit of the number you're testing and double it.Subtract this number from the rest of the digits in the original number.If this new number is either 0 or if it's a number that's divisible by 7, then you know that the original number is also divisible by 7.