Proportional Relationships and Equations Word Problems

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk

• 1.75 cups milk

• 2 cups flour

• 2.25 cups milk

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

if there are 5 boys for every 7 girls in math class, how many boys are there if there are 35 girls?

• 20

• 25

• 30

• 35

A fence post that is 2 meters tall casts a shadow 5 meters long. At the same time a tree casts a shadow 108 meters. How tall is the tree?

• 33.2 meters

• 332 meters

• 43.2 meters

• 432 meters

The Rangers are projected to win 70% of their games this year.  If they play 190 games, how many games should they win?  

• 150

• 133

• 120

• 183

Is the table proportional? If so, find the constant rate of proportionality. Select all that are appropriate.

• No

• Yes

• 5

• Not Proportional

Is the given table a proportional relationship? If so, write an equation that relates y to x.

• Yes;  y=1/3x

• Yes;  y=3x

• Yes;  y=5x 

• No

Which best describes the equation?
y = 75x

• Proportional

• Nonproportional

Does the table show a proportional relationship? 

• Yes, COP = 7

• Yes, COP  = 0.7

• Yes, COP = 0.14

• Yes, COP = 14/100