NCERT Exemplar Solutions
Class 7 - Mathematics - Unit 9: Perimeter and Area - Problems and Solutions
Question 112

Question. 112

Answer:

(a) 188.68 m², (b) ₹67776.80, (c) 62.6 m, (d) 251

Detailed Answer with Explanation:

(a) Hay = 10.6 × 17.8 = 188.68 m².

(b) Vegetables = 752.4 m² × 91 = ₹67776.80.

(c) Perimeter house = 2(18.7 + 12.6) = 62.6 m.

(d) Banana orchard = 314.3 m² ÷ 1.25 = 251 trees.