Answer:
We need to know the other marbles in the bag and how many there are of each.
3 men - 4 days |divide 3
1 man - 4/3 day |multiply 2
2 men - 8/3 day
Two men would build this fence in 8/3 day.
If you buy 5 bags each kid can get 3 pieces of candy . Or you can buy 4 bags and each kid can have two