Question

Q1: Fill in the blanks:
(75)
1)A number is divisible by three if the____________
of its digits is divisible
by 12.
2)If a number is divisible by__________
and________
then it is divisible by 12.
3)H.C.F stands for_________.
4)H.C.F is always smaller than or_________
to the smallest of the given
numbers.
5)List the first five prime numbers___________
6) A prime number is a number that has only_________
factors.
7)Prime factorization is also called_________
method.
8) Factors of any prime numbers are always number itself and__________
​

Answer 1

Step-by-step explanation:

1. if the sum of the digits in the number is divisible by 3

2. 2&3&4

3.Highest cumulative frequency

4.equal

5.2,3,5,7,11

6.2 factors

7.Division method

8.1