Two roads each 10m wide has been made running perpendicularly to each other inside a rectangular fie...........

Quantitative Aptitude ( CCS) Mensuration 2D

Two roads each 10m wide has been made running perpendicularly to each other inside a rectangular field of dimension 90m X 50m. What is the cost of spreading pebbles over them at the rate of Rs.8 per m².?

10400

15400

17500

20600

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Explanation:

Answer & Explanation
Answer – A. 10400
Explanation :
Area of Roads = (l + b – w) * w
Area of Roads = (90 + 50 – 10) * 10 = 1300m²
Cost = 1300 * 8 = 10400