Proportions

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

Fill in the missing number into the ratio table

• 55

• 3

• 10

• 11

What makes a graph proportional?

• Straight line

• The line goes through the origin

• Curvy line

• Straight line and the line goes through the origin

Write an equation for this relationship.

• y=18x

• y=18.50x

• y=22.50x

• y=22x

What is the constant of proportionality?

• 3

• 9

• 1

• No Answer

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $200 earned for every 2 hours worked
  is the unit rate

• $500 is earned for every 8 hours worked

• $300 is earned after working 4 hours

One cantaloupe costs $2. How many cantaloupes can you buy for $6?

• 2

• 3

• 6

• 12

A recipe requires 2 cups of milk for every 3 cups of flour. If you use 8 cups of milk, how many cups of flour do you need?

• 9

• 12

• 16

• 6

In a class, the ratio of boys to girls is 6:5. If there are 18 boys, how many girls are there?

• 11

• 24

• 12

• 15

Keely went for a long swim. If she swam 12 miles in 3 hours, how long would she swim in 6 hours?

• 20 miles

• 4 miles

• 72 miles

• 24 miles