A contractor undertook to do a piece of work in 6 days. He employed certain number of laboures but 7 of them were absent from the very first day and the rest could finish the work in only 10 days. Find the number of men originally employed ?  Select the correct option:
A) 17.2
B) 16.5
C) 17.5
D) 17.9
E) 17.3

Rationale: "let the number of men originally employed be x . 6 x = 10 ( x â € “ 7 ) or x = 17.5 answer c"
Answer: C