Class 8, Maths, Chapter 1, Exercise 1.2, Solutions

Q.1. Represent these numbers on the number line.(i) $\frac{7}{4}\,\,\,(ii)\,\,\frac{-5}{6}\ $.

Q.2. Represent $\frac{-2}{11},\,\frac{-5}{11},\,\frac{-9}{11}$on the number line.

Ans: In a rational number, the denominator tells the number of equal parts into which the first unit has been divided. The numerator tells ‘how many’ of these parts are considered.

Here, we will divide the distance between -1 and 0 in 11 equal parts. This can be understood figure given below.

Q.3. Write five rational numbers which are smaller than 2.

Ans:1,0,-1,-2,-3

Q.4. Find ten rational numbers between $\frac{-2}{5}\,and\,\,\frac{1}{2}\,\,\,$.

Q.5. Find five rational numbers between.

(i) $\frac{2}{3}\,and\,\,\frac{4}{5}\,\,\,$

(ii) $\frac{-3}{2}\,and\,\,\frac{5}{3}\,\,\,$

(iii) $\frac{1}{4}\,and\,\,\frac{1}{2}\,\,\,$

Q.6. Write five rational numbers greater than –2.

Ans:Any number which lies after -2 are greater than -2.

For example, -1, 0,1,2,3,4…..

Q.7. Find ten rational numbers between $\frac{3}{5}\,\,and\,\frac{3}{4}.\,\,\,$

NCERT Solutions For Class 8 Maths Chapter 1, Rational Numbers (All Exercises)