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Ram is 55 yearsold and som is 25 years old. How many years ago was Ram three times as old as Som?

A7 years

B10 years

C15 years

D5 years

Answer:

B. 10 years

Read Explanation:

R = 55 S = 25 (55-x)=3(25-x) 55-x=75-3x 2x=20 x =10 years.


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