Question

Q2. Copy and Complete
i. List all the prime numbers between 4 and 39.

ii. Write down all the composite numbers less than 20.
iii. Encircle the prime numbers: 14, 19, 37, 45, 61, 69, 77, 81, 98.
iv. List all the prime numbers between 25 and 50.
v. Write the prime factorization of 24.
vi. Draw
Draw a factor tree to show the prime factorization of
a) 30
Q3. Express the following as a product of prime numbers.
i. 120
ii. 150
iii. 210​

Answer 1

Step-by-step explanation:

1. 5,7,11,13,17,19,23,29,31,37
2. 4,6,8,9,10,12,14,15,16,18,
3. 19,37,61,
4. 29,31,37,41,43,47,
5. 2*2*2*3