Question

1. Listall the prime numbers between 19 and 39.
2. Write all the composite numbers between 11 and 31.
3. Which of the following sets of numbers are co-prime numbers?
a 5 and 39
b. 187 and 188
C. 57 and 48
4. Anumber 'N' is not a prime number and is a factor of 16 and 20. What is the number'N?​

Answer 1

Answer:

1. Ans is 23,29,31,37 are all the prime numbers between 19 and 39

2.12,14,15,16,18,20,21,22,24,25,26,27,28,30

3. co prime number are number which are having only one common factor

Ans is 187 and 188

4.The number is 80. 16 × 5 = 80 and 20 × 4 = 80

Pls mark this answer as brainliest pls