SOLUTION: A 6m wide path runs around the inside of a rectangular lawn, whose length is 110m and breath 80m. fid hte area of the path.If the cost of laying grass in a 1m square lawn is Rs 7.5
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Question 723768: A 6m wide path runs around the inside of a rectangular lawn, whose length is 110m and breath 80m. fid hte area of the path.If the cost of laying grass in a 1m square lawn is Rs 7.50, find the cost of laying grass in a lawn
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Basic question is, how many square meters is the walkway path on the inside?
The still-exposed lawn area will be .
The sum of pathway around and the exposed lawn area will be .
The area of just the pathway around the lawn is m^2.
That area is
=
=
= m^2
To find the cost of this walkway path is only now a matter of using the given ratio to compute.
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