Question
Arun’s salary is first increased by 20% and then
decreased by 25%. The result is the same as Varun’s salary increased by 40% and then reduced by 20%. Find the ratio of Arun’s salary to Varun’s?Solution
ATQ, Arun = 6/5 Ă— 3/4 = 18/20 = 9/10 Arun = 9A / 10 Varun = 7/5 Ă— 4/5 = 28/25 Varun = 28V / 25 9A / 10 = 28V / 25 A : V = 28Ă—10 : 9Ă—25 = 280 : 225 = 56 : 45
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