Question

this four answer give me fast​

Answer 1

Answer:

23,29 are the two prime numbers between 20 to 30

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Answer 2

1) 23 and 29 are the prime numbers between 20 and 30.

2) 263921 is not divisible by 3

3) 1 is the only common factor of 15 and 37 which means that 15 & 37 are co-prime numbers.

4) if a number is divisble by two co-primes, then it is a known fact that it is also divisible by their product. The product of 5 and 12 is 60. Hence, the number is always divisible by 60.

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