A group of men decided to do a work in 10days, but 5 of them became absent. If the rest of the group did the work in 12days, Find the original number of men?  Choose the correct choice
A) 15  B) 20  C) 30  D) 25  E) 18
Original number of men = 5*12 / (12-10)= 
<gadget id="calculator">5*12 / (12-10)</gadget>
<output>30</output>
30   Answer is 30
<result>C</result>
A group of men decided to do a work in 10days, but 5 of them became absent. If the rest of the group did the work in 12days, Find the original number of men?