If the area coverage of one sprinkler is 20 m2, with a maximum and minimum spac

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If the area coverage of one sprinkler is 20 m2, with a maximum and minimum spacing of 4.6 m and
1.8 m respectively, the minimum number of sprinklers required to be arranged in a regular
orthogonal grid to cover the area of a 15 m x 20 m room would be _______.

Options:

A . 10

B . 20

C . 30

D . 40

Answer: Option B

-NA-

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