Techniques to Solve Quickly For IBPS/RRB/SBI Exam -Problems on Ages PROBLEMS ON AGES ‘The Problem on Ages’ is one of the easiest chapters of quantitative aptitude questions of which students can solve in a fraction of seconds using tricks and shortcuts explained below. Before starting you should go through the basic concept of solving linear equations which will be used here. Have a look at the following questions: Ex:1 – The ratio of the ages of the mother and the son at present is 7:1. After 4 years, the ratio will become 4:1. What is the sum of the present ages of the mother and the son? (1) 28 years (2) 37 years (3) 32 years (4) 36 years (5) None of these Sol: Let the present age of mother and son be 7 x and x years respectively. After 4 years, age of mother = (7 x + 4) years Age of son = ( x + 4) years Given, 7x+4 / x+4 = 4/1 So, 7 x + 4 = 4 x + 16 3x=12 So, x=4 Hence, 7x+x = 28
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