A rectangular grassy plot 120 m by 60 m has a gravel path 1 5 m wide all round it on the inside Find...........

Quantitative Aptitude ( CCS) Mensuration 2D

A rectangular grassy plot 120 m. by 60 m has a gravel path 1.5 m wide all round it on the inside. Find the cost of gravelling the path at 65 paise per sq. metre ?

Rs. 345.15

Rs. 245.1

Rs. 234.18

Rs. 456.65

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Explanation:

area of the plot = 120m x 60m = 7200 sq.m
area of plot excluding gravel = 117m x 57m = 6669 sq.m
area of gravel = 7200 sq.m - 6669 sq.m = 531 sq.m
cost of building it = 531 sq.m x 65 ps = 34515 ps
In Rs. = 34515/100 = Rs. 345.15.