a square field 400m long is bordered on the outside by a path of width 5m find the cost of paving the path at rupees 250 per 100 sq m
Answers
Answered by
0
Answer:
Given inner side of square park, s=100 cm
Area of inner square =100
2
=10000 cm
2
width of path,w=5 cm
Outer side of square =100+5+5=110 cm
Area of outer square =110
2
=12100 cm
2
Area of path =12100−10000=2100 cm
2
Cost of cementing at the rate of Rs 250 per 10 sq cm = Rs 250×210= Rs 52500
∴ Cost of cementing a 2100 cm
2
path =Rs. 52500
Answered by
1
Answer:
Rs 10062.5 will be total cost
Step-by-step explanation:
410×410=168100 (400×400)
=160000 subtract 8100
then (250÷100)×8100
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