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A small terrace at a football ground co...

A small terrace at a football ground comprises of 15 steps each of which is 50m long and built of solid concrete.
Each stop has a rise of `1//2` m and a tread of `1//2`m calculate the total volume of concrete required to build the terrace.

Text Solution

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The correct Answer is:
`= 15 xx 15 = 750 m^2`
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