Slope = (y2 - y1)/(x2 - x1) = (1 - 7)/(10 - 1) = -6/9 = -2/3
77 green marbles
try googling the rest or 33/77=77%
Answer
Fill the 5 gallon jug.
Pour the 5 gallon jug into the 3 gallon jug.
Empty the 3 gallon jug and pour the remaining 2 gallons in the 3 gallon jug.
Fill the 5 gallon jug and pour 1 gallon into the 3 gallon jug (remember it will only take one gallon)
Viola the remaining 5 gallon jug will have exactly 4 gallons remaining.
