60 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and 10 children take to complete the work?	Choose the correct option:
A) 8 days  B) 6 days  C) 7 days  D) 9 days  E) 12 days
1 women's 1 day work = 1/420   1 child's 1 day work = 1/140   (5 women + 10 children)'s 1 day work   = (5/420 + 10/140) = 1/12   5 women and 10 children will complete the work in 12 days.   Answer: 12 days
<result>E</result>
60 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and 10 children take to complete the work?