Question
A rectangular plot of size 40 m (length) 20 m (width) is to be grazed by a horse leaving a margin of 5 m from all sides for growing plants and also its four sides are to be fenced having height 15m. What would be the total cost for grazing and fencing the plot if cost of grazing and fencing is Rs. 150 per sq. m and Rs. 200 per sq.m respectively?
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10 = 300 sq.m. ∴ Cost of grazing the plot = 300