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three years ago the average age of a family of 5 members is
17 years. a baby having been born the average age of the
family is the same today. the present age of the baby is?

Question Posted / pawan nair

Answers were Sorted based on User's Feedback



three years ago the average age of a family of 5 members is 17 years. a baby having been born the ..

Answer / shobhit

2 years.

Is This Answer Correct ?    32 Yes 4 No

three years ago the average age of a family of 5 members is 17 years. a baby having been born the ..

Answer / anee pritam

3 years ago, average age = 17
After 3 years, avg age= 17+3= 20

Excluding the baby:
Total members = 5
Total age = 5 × 20= 100(present age)

Including the baby:
Total age = 6×17= 102

Present age of baby: 102-100 = 2 yrs

Is This Answer Correct ?    4 Yes 1 No

three years ago the average age of a family of 5 members is 17 years. a baby having been born the ..

Answer / dukkaram

3 years ago = 17
today = 17 + 3 = 20
the avg=20/5 =4
so the baby age is =4

Is This Answer Correct ?    2 Yes 32 No

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