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प्रश्न
Test the divisibility of the following number by 3:
10038
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उत्तर
A number is divisible by 3 if the sum of its digits is divisible by 3.
10038 is divisible by 3 because the sum of its digits, 1+0+0+ 3+8, is 12, which is divisible by 3.
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संबंधित प्रश्न
Test the divisibility of the following number by 2:
357986
Test the divisibility of the following numbers by 5:
23590
Test the divisibility of the following numbers by 8:
901674
Test the divisibility of the following numbers by 9:
2358
Test the divisibility of the following number by 11:
66311
In the following number, replace * by the smallest number to make it divisible by 11:
9*8071
Write (T) for true and (F) for false against the following statement:
If a number is divisible by 3 and 7, it must be divisible by 21.
Which of the following numbers is divisible by 8?
What least number should be replaced for * so that the number 67301*2 is exactly divisible by 9?
Using divisibility tests, determine which of the following numbers are divisible by 2; by 3; by 4; by 5; by 6; by 8; by 9; by 10; by 11 (say, yes or no):
|
Number |
Divisible by |
||||||||
|
2 |
3 |
4 |
5 |
6 |
8 |
9 |
10 |
11 |
|
|
128 |
Yes |
No |
Yes |
No |
No |
Yes |
No |
No |
No |
|
990 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
1586 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
275 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
6686 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
639210 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
429714 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
2856 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
3060 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
|
406839 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
