NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 2: Fractions and Decimals - Problems and SolutionsQuestion 105
Class 7 - Mathematics - Unit 2: Fractions and Decimals - Problems and Solutions
Question. 105
17 trees = 1 tonne paper. Forest has 221 trees. (i) Fraction for:
(a) 5 t (b) 10 t
(ii) To save 7/13 forest, paper?
Answer:
(a) \(\tfrac{5}{13}\)
(b) \(\tfrac{10}{13}\)
(ii) 7 tonnes
Detailed Answer with Explanation:
221 ÷ 17 = 13. (a) 5/13, (b) 10/13. (ii) Save 7/13 of 13 = 7 tonnes.