Question

Q1 State whether the following are true or false.Give reason for your answer.

a) Every whole number is a natural number.

b) Every integer is a whole number.

c) Every rational number is an integer

d) 1 is a prime number.

e) zero is composite number.

f) 2 is only even prime number.

please also give reason.​

Answer 1

Step-by-step explanation:

a) false, zero is not a natural number.

b)false, -1 is not a whole number but it's integer.

c)true, 1 is rational no. and integer too.

d)false, 1 is not a prime number.

e)false, we can't factorize zero so it's not composite.

f)true, 2 is only even no. which is divideby 1 and itself.

Answer 2

Step-by-step explanation:

(i) false as, whole no : 0,1,2,3,4..... <br> natural no : 1,2,3,4.... <br> 0 is not a natural no but it is whole no so false <br> (ii) true <br> 1,2, 3 are integer as well as rational no <br> (iii) false <br> 3/5 is a rational no but not integer