Directly and Inversly proportional

3) Determine whether the relationship between the variables is directly proportional or inversely proportional. y=100/x

3) Determine whether the relationship between the variables is directly proportional or inversely proportional. y=7x

4) Observe the graphs, write if it is directly proportional or inversely proportional and write down the equation.

4) Observe the graphs, write if it is directly proportional or inversely proportional and write down the equation.

3) Determine whether the relationship between the variables is directly proportional or inversely proportional. y=50/x+4

If we open more faucets with the same water flow, the time needed to fill the tank decreases.

2) Felipe has 70 Pokemon cards, and Julia has 140 Pokemon cards. What is the percentage of Felipe’s Pokemon cards in relation to Julia’s Pokemon cards?

1) Calcule x in the proportions: (x+4)/(x-4)=3/2