The cost of construction a wall whose dimensions are 8 m × 4 m × 20

1.	The cost of construction a wall whose dimensions are 8 m × 4 m × 20 cm at the rate of Rs. 25 per m3 is A) Rs. 16 B) Rs. 80 C) Rs. 160 D) Rs. 320
Answer» Correct option is (C) Rs. 160 Volume of the wall \(=8\times4\times0.20\,m^3=6.4\,m^3\) \(\therefore\) Cost of construction of wall \(=Rs\,6.4\times25\) = Rs 160 Correct option is C) Rs. 160

The cost of construction a wall whose dimensions are 8 m × 4 m × 20 cm at the rate of Rs. 25 per m3 is A) Rs. 16 B) Rs. 80 C) Rs. 160 D) Rs. 320

Answer»

Correct option is (C) Rs. 160

Volume of the wall \(=8\times4\times0.20\,m^3=6.4\,m^3\)

\(\therefore\) Cost of construction of wall \(=Rs\,6.4\times25\)

= Rs 160

Correct option is C) Rs. 160