The ratio of the ages of the father and the son at present is 19:5. After 4 years the ratio will be…
The sum of the present ages is 48 years. Let the ages be 19x and 5x; then (19x + 4)/(5x + 4) = 3 gives 19x + 4 = 15x + 12, so x = 2. The ages are 38 and 10 years, whose sum…
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The ratio of the ages of the father and the son at present is 19:5. After 4 years the ratio will be 3:1. What is the sum of the present ages of the father and the son?
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Correct answer B
The sum of the present ages is 48 years. Let the ages be 19x and 5x; then (19x + 4)/(5x + 4) = 3 gives 19x + 4 = 15x + 12, so x = 2. The ages are 38 and 10 years, whose sum is 48.
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