Ratio, proportion and partnership.
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Q1 · Ratio and Proportion · EASY
The ratio of the ages of A and B is 5:7. If the sum of their ages is 48 years, what is the age of B?
Q2 · Ratio and Proportion · EASY
The ratio of the ages of two brothers is 3:5. If the younger brother is 18 years old, what is the age of the elder brother?