Advertisements
Advertisements
प्रश्न
Which of the following are co-primes?
विकल्प
8, 12
9, 10
6, 8
15, 18
Advertisements
उत्तर
9, 10
8, 12 are not co-primes as they have a common factor 4.
9, 10 are co-primes as they do not have a common factor.
6, 8 are not co-primes as they have a common factor 2.
5,18 are not co-primes as they have a common factor 3.
APPEARS IN
संबंधित प्रश्न
Write all the prime numbers between:
40 and 80
State the following statement is True or False.
The sum of two prime numbers is always a prime number.
Which of the following is a prime number?
Write seven consecutive composite numbers less than 100 having no prime number between them.
Every counting number has an infinite number of
Fill in the blank.
The HCF of two consecutive odd numbers is _________
The numbers 13 and 31 are prime numbers. Both these numbers have the same digits 1 and 3. Find such pairs of prime numbers up to 100.
Which of the following number is prime?
51
Which of the following number is prime?
37
Express the following number as the sum of three odd primes:
21
