# Ncert solution Class 9 Maths Chapter 1 Number Systems

### Exercise 1.1

1. Is zero a rational number? Can you write it in the form p/q,where p and q are integers and q ≠0 ?
Ans:- Yes zero is a rational number.
we can write zero as :-
0/1, 0/2
Thus we can write 0 in the form of p/q where p and q are integers and q ≠0 . Hence, we can write 0 as rational number.
2. Find six rational numbers between 3 and 4.
Ans:-

3. Find five rational numbers between $\frac{3}{5}$ and $\frac{4}{5}$.
Ans:-

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