A father was twelve times as old as his son twenty years back. Now he is twice as old as his son. What are their present ages?
Options:
A) Father 44 and Son 22
B) Father 35 and Son 23
C) Father 38 and Son 44
D) Father 55 and Son 22
E) None of these
Let present age of the Son = X.   Present age of the father = 2X.   Now according to question,   2X -20 = 12*(X-20)   2X - 20 = 12X -240   10X = 220   X = 22   Present age son = 22 years,   Present age father = 2*22= 
<gadget id="calculator">2*22</gadget>
<output>44</output>
44.   Father 44 and Son 22NSWER : OPTION Father 44 and Son 22
<result>A</result>
A father was twelve times as old as his son twenty years back. Now he is twice as old as his son. What are their present ages?