# A rectangular grassy plot 110 m by 65 m has a gravel path 2.5 m wide all round

A rectangular grassy plot 110 m by 65 m has a gravel path 2.5 m wide all round it on the inside. Find the cost of gravelling the path at 80 paise per sq. meter.

(a) 591

(b) 599

(c) 670

(d) 680