3 1/2-2 5/9= 0.94444444444
Everyone got 4 cans a day but one person got 5 cans everyday. How? 125/5, cans collect/number of day equals 25 cans a day if you divide by 6 you get 4.1 and they can't collect a fraction of a can so then you do 6*4=24 but you need 25 a day so one of the people got an extra can.
We need more info to solve sorry
18:20
Multiply each side by 2
The anwser is 10,000 drops 1000 multiplied by 10 gives you the anwser