The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?a)4 yearsb)8 yearsc)10 yearsd)None of theseCorrect answer is option 'A'. Can you explain this answer? - EduRev Computer Science Engineering (CSE) Question

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The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?

a)
4 years
b)
8 years
c)
10 years
d)
None of these

Correct answer is option 'A'. Can you explain this answer?

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The sum of ages of 5 children born at the intervals of 3 years each is...

Let the ages of children be x, (x + 3), (x + 6), (x + 9) and (x + 12) years.
Then, x + (x + 3) + (x + 6) + (x + 9) + (x + 12) = 50
5x = 20
x = 4.
Age of the youngest child = x = 4 years.

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The sum of ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?a)4 yearsb)8 yearsc)10 yearsd)None of theseCorrect answer is option 'A'. Can you explain this answer?

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