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प्रश्न
Write (T) for true and (F) for false against the following statement:
If a number is divisible by both 9 and 10, it must be divisible by 90.
विकल्प
True
False
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उत्तर
True
Explanation:
as 9 × 10 = 90
Therefore, if a number is divisible by 9 and 10 both, then it will also be divisible by 90.
Example: 900 is both divisible by 9 and 10. It is also divisible by 90.
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संबंधित प्रश्न
Test the divisibility of the following number by 2:
789403
Test the divisibility of the following number by 3:
524781
Test the divisibility of the following number by 3:
79124
Test the divisibility of the following number by 10:
55555
Test the divisibility of the following number by 11:
137269
In the following number, replace * by the smallest number to make it divisible by 9:
65*5
In the following number, replace * by the smallest number to make it divisible by 9:
6702*
Test the divisibility of 1000001 by 11.
Give an example of a number which is divisible by 2 but not by 4.
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 |
______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ | ______ |
