NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 7: Comparing Quantities - Multiple Choice Questions
Question 20

Question.  20

\(\dfrac{25\% \text{ of } 50\% \text{ of } 100\%}{25 \times 50}\) is equal to

(a)

(a) 1.1%

(b)

(b) 0.1%

(c)

(c) 0.01%

(d)

(d) 1%

Detailed Answer with Explanation:

25% of 50% of 100% = \(\dfrac{25}{100} \times \dfrac{50}{100} \times \dfrac{100}{100} = \dfrac{1250}{10000} = 0.125\). Divide by 25 × 50 = 1250, result = 0.0001 = 0.01%.

NCERT Exemplar Solutions Class 7 – Mathematics – Unit 7: Comparing Quantities – Multiple Choice Questions | Detailed Answers