Question

in a rectangular plot of 170m length and 140m breadth. there are three roads each 3m wide, running parallel to the length and one road 4m wide running parallel to the breadth (I) find the total area of the roads (ii) find the total cost of levelling the roads at rupees 5 per m square. (iii) find the area of the remaining portion of the plot. answer 2054 m square
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Answer 1

Answer:

Step-by-step explanation:

1. Area of all roads= (3×170)+(3×170)+(4×140)

= 1580 Sq.m

2.cost of levelling 1sq. m =Rs 5

cost of 1580sq. m = Rs (1580×5)= Rs 7900

3.Area of remaining plot =Total area of plot - area of roads

= (170×140) - 1580

= 23800 - 1580 = 22220 Sq. m

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