10 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?
A. 1 B. 3
C. 5 D. 7

• 5 women's 1 day work=1/14
  ans= 1/14 + 1/14
  = 1/7 units of work
  so 7 days
• 12 years agoHelpfull: Yes(9) No(4)
• 10 women's one day work =1/7
  So 5 women's one day work=1/14
  and 10 child's one day work =1/14
  
  So 5 women's and 10 childrens one day work is
  
  = 1/14 + 1/14
  = 2/14
  = 1/7
• 9 years agoHelpfull: Yes(3) No(0)
• 1 woman's 1 day's work = 1/70
  1 Child's 1 day's work = 1/140
  5 Women and 10 children 1 day work =
  (570+10140)=17
  
  
  So 5 women and 10 children will finish the work in 7 days.
• 8 years agoHelpfull: Yes(1) No(0)