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Byju's Answer
Standard VIII
Mathematics
Addition and Subtraction of Algebraic Expression
Five years ag...
Question
Five years ago, the sum of ages of four person was
60
years. The sum of the present age of that four persons is _______ years.
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Solution
Five years ago, sum of ages of
4
persons
=
60
years.
Five years hence, that is sum of present ages of
4
persons =
60
+
4
(
5
)
=
60
+
20
=
80
years
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