A father said his son , " I was as old as you are at present at the time of your birth. " If the father age is 48 now, the son age 5 years back was Choices:
A) 14	B) 17	C) 11	D) 19	E) 99
Let the son's present age be x years .Then, (48 - x) = x x= 24.   Son's age 5 years back = (24 - 5)= 
<gadget id="calculator">(24 - 5)</gadget>
<output>19</output>
19 years   Answer: 19
<result>D</result>
A father said his son , " I was as old as you are at present at the time of your birth. " If the father age is 48 now, the son age 5 years back was