NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 2: Fractions and Decimals - Multiple Choice Questions
Question 4

Question.  4

The ascending arrangement of \(\dfrac{2}{3},\ \dfrac{6}{7},\ \dfrac{13}{21}\) is:

(a)

\(\dfrac{6}{7},\ \dfrac{2}{3},\ \dfrac{13}{21}\)

(b)

\(\dfrac{13}{21},\ \dfrac{2}{3},\ \dfrac{6}{7}\)

(c)

\(\dfrac{6}{7},\ \dfrac{13}{21},\ \dfrac{2}{3}\)

(d)

\(\dfrac{2}{3},\ \dfrac{6}{7},\ \dfrac{13}{21}\)

Detailed Answer with Explanation:

Convert to decimals: \(\dfrac{13}{21}\approx0.619,\ \dfrac{2}{3}\approx0.667,\ \dfrac{6}{7}\approx0.857\). Increasing order is \(\dfrac{13}{21},\ \dfrac{2}{3},\ \dfrac{6}{7}\).

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