Question

1. Write all the factors of the following number : 27
2. List all the multiples of 7 that lie between 125 and 142.
3. Find all the multiples of 9 up to 100.
4. Which of the following numbers is divisible by 3?
(a) 1212
(b) 625
5. What are the possible factors of (a) 12 (b) 18?
6. Write first 3 multiples of 25.
7. Write pairs of twin prime numbers less than 20.
8. Determine whether the number 1890164 id divisible by 2, 4, 6 and
8.
9. Determine whether the number 70169308 is divisible by 11.
10. Give the prime factorization of 30580.
11. Find the common factors of
a. 10 and 15
b. 12 and 18
12. Mark whether True or False
in the figure
13. Find out the even numbers.
27, 36, 48, 125, 360, 453, 518, 423, 54, 58, 917, 186, 423, 928, 358.

Answer 1

Answer:

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