Ch3. SIMPLE EQUATIONS Solve the following: 1. Suman is 7 years older than her sister. The sum of their ages is 21 years. How old is suman? 2. Find the three consecutive numbers whose sum is 108. 3. The sum of two numbers is 11, and one of them is 3 greater than the other. Find the numbers. *****
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even I had a bit doubt in 2nd one..
sorry
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