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प्रश्न
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.
पर्याय
True
False
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उत्तर
If a number is divisible by 3 and 7, it must be divisible by 21. True
Example: 42 is divisible by both 3 and 7. It is also divisible by 21.
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संबंधित प्रश्न
Test the divisibility of the following number by 3:
733
Test the divisibility of the following number by 3:
20701
Test the divisibility of the following number by 4:
946126
Test the divisibility of the following numbers by 7:
2345
Test the divisibility of the following numbers by 9:
257106
Test the divisibility of the following numbers by 9:
326999
Test the divisibility of the following number by 10:
63215
In the following number, replace * by the smallest number to make it divisible by 11:
467*91
Give an example of a number which is divisible by both 2 and 8 but not by 16.
Three bells toll together at intervals of 9, 12, 15 minutes. If they start tolling together, after what time will they next toll together?
