Question
The present age of βTβ is 36 years, which is 50%
more than that of βUβ. The average of present ages of βUβ and βVβ is 42 years. The present age ratio of βVβ to βWβ is 5:6. Find the difference between present ages of βTβ and βWβ.Solution
ATQ, Present age of βUβ = 36 / 1.5 = 24 years Present age of βVβ = (2 Γ 42) β 24 = 84 β 24 = 60 years Present age of βWβ = 60 Γ (6/5) = 72 years Required difference = 72 β 36 = 36 years
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