Chain Rule Practice Test 2 with solutions

Question : 8 of 40

Marks: +1, -0

If three fans are sufficient for a room measuring 17/24 m, then approximately how many fans are required for a room measuring 27/56?

Solution:

Area of 17m by 24 m room = 408

m^2

Area of 27m by 56 m room = 1,512

m^2

Number of fans required 408

m^2

room = 3
Number of fans required 1,512

m^2

room
=

3/{408} × 1512

~ 12 fans

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