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Problems on Ages Practice Test 1 with solutions
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© examsnet.com
Question : 5
Total: 40
The ratio of ages of A and B is 3 : 11. After 3 years the ratio becomes 1 : 3. What are the ages of A and B?
9 years, 33 years
10 years, 40 years
9 years, 27 years
None of these
Validate
Solution:
👈: Video Solution
Let the ages of A and B be 3x and 11x years; then
3
x
+
3
1
x
+
3
=
1
3
⇒ 9x + 9 = 11x + 3
⇒ 2x = 6
∴ x = 3
Hence, their present age, 3x = 3 × 3 = 9 years; 11x = 11 × 3 = 33 years
© examsnet.com
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