Question

Test whether 789240 is divisible by 6,8,9,10 and 11
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Answer 1

Answer:

1. 789240 by 6

If by adding all the numbers of that number, the answer is duvisible by 3 and if it is divisible by 2 ,then it is divisible by 6.

7 + 8 + 9 + 2 + 4 + 0

30 / 3 = 10

Divisible by 3

last number 0, so it is divisible by 2

So, 789240 is divisible by 6

2. 789240 by 8

If the last three numbers are divisible by 8,then the number is divisible by 8.

240 by 8

Quotient 30

So, 789240 is divisible by 8

3. 789240 by 9

By adding all the numbers if it is divisible by 9,then it is divisible by 9

7 + 8 + 9 + 2 + 4 + 0

30 / 9

No. It is not divisible by 9

So 789240 is not divisible by 9

4. 789240 by 10

If the last number is 0, then it is divisible by 10

The last number = 0

So 789240 is divisible by 10

5. 789240 by 11

7+ 9 + 4 = 20

8 + 2 = 11

20 - 11 = 9

So, 789240 is not divisible by 11