a) 6 years
b) 2 years
c) 8 years
d) 4 years
Answer: a
Explanation: Mother’s age when Ayesha’s brother was born = 36 years.
Father’s age when Ayesha’s brother was born = (38 + 4) years = 42 years.
∴ Required difference = (42 – 36) years = 6 years.
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