Question

The diameter of a circular room is 4.2m.find the cost of flooring at the rate of Rs.150/m

Answer 1

Answer:

three hundred thirty rupees

Answer 2

Answer:

Two thousand Seventy Seven Rupees 5 paise ( ₹ 2,077.5)

Step-by-step explanation:

Diameter of Circle (d) = 4.2 m

Area of Circle (A) = πd²/4

implies, A = π(4.2)²/4 = 13.85 m².

Cost of flooring = Rs. 150/m²

Total cost of flooring the room = 13.85×150 = 2,077.5