Math Problem Statement

Renu, Minu and Sonu are three cousins. Renu and Minu

are of the same age and sum of the ages of three cousins'

is five times the age of Sonu. Three years ago Renu's age

was thrice the age of Sonu. What will be Sonu's age after

four years

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations
Age Problems

Formulas

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Theorems

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Suitable Grade Level

Grades 6-8