a certain no. of men can finish a piece f work in 10 days.If however there were 10 men less it will take 10 days more for the work to be finished.How many men were there originally	Choose the most appropriate option
A) 100
B) 110
C) 120
D) 130
E) none of these
20 men will do work in 10 day   but 10 i.e. (20-10) will complete work in 20i.e. (10+10) days.   ANSWnone of theseR:none of these
<result>E</result>
a certain no. of men can finish a piece f work in 10 days.If however there were 10 men less it will take 10 days more for the work to be finished.How many men were there originally