Question

P, Q and R are three cities. The ratio of average temperature between P and Q is 11 : 12
and that between P and R is 9 : 8. The ratio between the average temperature of Q and R
is
(a) 22:27
(b) 27:22
(c) 32:33
(d) none of these​

Answer 1

Answer:

P /Q = 11 / 12 P / R = 9 / 8

Q / R = P/R / P/Q = 9/8 / 11/12 = 9*12 / 8*11 = 27/22

Q : R = 27 : 22

this is the solution

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