Question

EXERCISE
1
1. What is the difference between prime numbers and composite numbers ?
2. Is zero a whole number?
3. Write each of the following in expanded form:
(i) 5271 (ii) 33456 (iii) 382734
4. Which of the following numbers are divisible by 5?
(i) 61824 (ii) 951680 (iii) 8794895
5 Maths-7​

Answer 1

Answer:

1. prime numbers are those numbers which will be having only one factorex:2,3,5etc

but composite numbers are those numbers which will having more than two factors ex:12,14etc

2. Yes zero is whole number

3. a) 5271=5000+200+70+1

b) 33456=30000+3000+400+50+6

c) 382734=300000+80000+2000+700+30+4

4. only option 2 and 3 are divisible by 5