Total of ages of A,B and C at present is 80 years. If ratio of this ages is 2 : 2 : 4 what will be the age of C after 3 years? Choose the most appropriate option.
A) 43 years B) 42 years C) 40 years D) 37 years E) None of the above
2+2+4=9   4*(80/8)= 
<gadget id="calculator">4*(80/8)</gadget>
<output>40</output>
40yrs   after 5yrs=43   43 yearsNSWER:43 years
<result>A</result>
Total of ages of A,B and C at present is 80 years. If ratio of this ages is 2 : 2 : 4 what will be the age of C after 3 years?