The ratio between the present ages of Indira and Lizzy is 3: 8, respectively. After 8 yr, Indira's age will be 20 yr. What was Lizzy's age 5 yr ago?
Correct Answer: Description for Correct answer:
Let present ages of Indira and Lizzy are 3x yr and 8x yr, respectively.
3x + 8 = 20 = > 3x = 12
x = 4
Hence, Lizzy's required age = 8x - 5 = 32 - 5 = 27yr
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