# A conical tents is to accommodate 11 person such that each person occupies 4 m^(2) of space on the ground. They have 220 m^(3) of air to breathe.

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A conical tents is to accommodate 11 person such that each person occupies 4 m^(2) of space on the ground. They have 220 m^(3) of air to breathe. The height of the cone is
A. 14 m
B. 15 m
C. 16 m
D. 20 m

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