find the cost of fencing a square part of side100m at the rate of Rs30per hundred meter
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for rupees 30 it was 100m
for square one side is given that is 100m
for full sides of square there are 4 sides
all four sides are equal there for 100*4=400
for 30 it is 100
for 1 rs it is 30/100
now for 400 it is 400*30/100 that is 120 is the right answer
for square one side is given that is 100m
for full sides of square there are 4 sides
all four sides are equal there for 100*4=400
for 30 it is 100
for 1 rs it is 30/100
now for 400 it is 400*30/100 that is 120 is the right answer
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