What will be the Height of Cone? If

5 person will live in a tent. If each person requires 16m2 of floor area and 100 m3 space for air then the height of the cone of smallest size to accommodate those persons would be:

  1. 20 m
  2. 18.75 m
  3. 16 m
  4. 10.25 m
Monis Rasool Professor Asked on 29th August 2015 in Maths.
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1 Answer(s)

Answer: (3) 18.75 m

Explanation:-
5 persons will be required = 5 x 16
Then, Pai x r2 = 80

And 5 persons will need 100 x 5m3
Then, pai x r2h/3 = 500
Therefore, h = 500 x 3/pai x r2 = 500 x 3/5 x 16
= 18.75

Hence, the answer is (3) 18.75 m.

Anurag Mishra Professor Answered on 31st August 2015.
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