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प्रश्न
Which of the following are co-primes?
पर्याय
39, 91
161, 192
385, 462
none of these
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उत्तर
161 and 192
39 and 91 are not co-primes as 39 and 91 have a common factor, i.e. 13.
161 and 192 are co-primes as 161 and 192 have no common factor other than 1.
385 and 462 are not co-primes as 385 and 462 have common factors 7 and 11.
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संबंधित प्रश्न
Find if the following number is a prime number:
63
Express the following number as the sum of two odd prime:
36
State the following statement is True or False.
1 is the smallest prime number.
Show that the following pairs are co-primes:
161, 192
Show that the following pairs are co-primes:
385, 621
Show that the following pair is co-prime.
847, 1014
Fill in the blank.
The HCF of two consecutive odd numbers is _________
Write 'T' for true and 'F' for false for the following statement.
The HCF of two given numbers is always a factor is their LCM.
Express the following as the sum of two odd prime.
18
Which statement is true about composite numbers?
