6. Calculate total cost require for levelling the park

Siva is a gardener; he used to walks around a circular park of distance 171\(m\). If he wants to level the park at the rate of Rs. 26 per sq.metre. How much amount will he need for levelling the entire park? [use $\mathrm{\pi }$ \(=\)\(22\)/\(7\)]

 

 

Total cost requires for levelling the park is \(= ₹\)