A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 44 years now, the son's age 10 years back was:  Choices
A) 10 years.  B) 14 years.  C) 17 years.  D) 16 years.  E) 12 years.
Let the son's present age be x years. Then, (44 - x) = x   2x = 44.   x = 22   Son's age 10 years back (22 - 10)= 
<gadget id="calculator">(22 - 10)</gadget>
<output>12</output>
12 years.   ANSW12 years.R :12 years.
<result>E</result>
A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 44 years now, the son's age 10 years back was: