Question

Identifies and classifies different numbers such as odd, even,
composite numbers
Do as directed.
1) Write Prime numbers between 20 to 30.
2) Determine if 263921 is divisible by 3.
3) State whether 15 and 37/are Co- prime numbers.​

Answer 1

Answer:

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

2.) The 263921 is not divisible by 3.

3.) 15 has factors other than one so it is not co-prime but 37 has only 1 and itself has it factor, so it's a co-prime.