A circular garden of radius 35 m has a path 3.5 m wide around it on the outside. Find the cost of paving the path at ₹20 per m². (Take π = 22/7)

Question

Accepted Answer

₹16,170. Area = 22/7(38.5^2 - 35^2) = 22/7 × 257.25 = 808.5 m². Cost = 808.5 × 20 = ₹16170.

A circular garden of radius 35 $m$ has a path 3.5 $m$ wide around it on the outside. Find the cost of paving the path at ₹20 per $m^{2}$ . (Take π = 22/7)