The sum of the present ages of a son and his father is 60 years. Six years ago, father's age was five times the age of the son. After
6 years, what will be son's age?  Pick:
A) 23 years
B) 22 years
C) 21 years
D) 20 years
E) 18 years
Let the present age of the son = x   Then present age of the father = (60 - x)   six years ago father's age was 5 times the age of the son   (60-x)-6 = 5(x-6)   x = 84/6= 
<gadget id="calculator">84/6</gadget>
<output>14</output>
14   son's age after 6 years   x+6= 14 + 6= 
<gadget id="calculator">14 + 6</gadget>
<output>20</output>
20   ANSWER 20 years
<result>D</result>
The sum of the present ages of a son and his father is 60 years. Six years ago, father's age was five times the age of the son. After
6 years, what will be son's age?