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Q.
The ratio of the ages of Maala and Kala is 4 : 3. The total of their ages is 2.8 decades. The proportion of their ages after 0.8 decades will be [1 Decade = 10 years]
A.
4:3
B.
12:11
C.
7:4
D.
6:5
View Answer
Correct choice: D
Explanation:
Let, Maala’s age = 4A and Kala’s age = 3A Then 4A + 3A = 28 A = 4 Maala’s age = 16 years and Kala’s age = 12 years Proportion of their ages after 8 is = (16 + 8) : (12 + 8) = 24 : 20 = 6 : 5
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