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Question

In order to plant four plants per metre, how many plants should you buy to edge your garden along the green path in the given figure?


A

25

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B

35

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C

36

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D

30

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Solution

The correct option is D

30


You can plant four plants in one metre.
The perimeter of the garden = 1.25m + 3m + .75m + 2.5m = 7.5m

1 m has 4 plants
7.5 m will have 7.5 × 4 = 30 plants

So you have to buy 30 plants from the nursery.


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