Rohit's family is planning to build a concrete basketball court in their backyard. How many square metres will be left in the backyard for grass?

60

sq. cm

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35

sq. cm

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31

sq. cm

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24

sq. cm

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Solution

The correct option is D $31$ sq. cm
$1$ sq. m $= 1 □$
Area of the concrete basketball court $= 7 \times 5 = 35$ sq. m
Area of the backyard $= 11 \times 6 = 66$ sq. m
Area of the backyard left for grass $= (66 - 35)$ sq. m $= 31$ sq. m.

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