Question

Q. The diameter of a circular park is 24 m. A 3 m wide path runs around it from inside. Find the cost of paving the path at ₹ 25 per square meter.

Answer 1

$(\pi\ \div 4) \times( 24 ) ^{2} - (\pi \div 4) \times (24 - 6)^{2}$
= 197.92 m2
25× 197.92 = 4948