Lesson 07: Revisit Percentages | Unit 6: Expressions and Equations

Multiple Choice

Instructions for a craft project say that the length of the red ribbon should be 7 inches less than the length of the blue ribbon. How long is the red ribbon if the length of the blue ribbon is 10 inches?

• 12 inches
• 8 inches
• 3 inches
• 5 inches

Multiple Choice

Instructions for a craft project say that the length of the red ribbon should be 7 inches less than the length of the blue ribbon. How long is the red ribbon if the length of the blue ribbon is 27 inches?

• 20 inches
• 30 inches
• 25 inches
• 15 inches

Multiple Choice

Instructions for a craft project say that the length of the red ribbon should be 7 inches less than the length of the blue ribbon. How long is the red ribbon if the length of the blue ribbon is $$x$$ inches?

• x + 7 inches
• x - 5 inches
• x inches
• x - 7 inches

Multiple Choice

Instructions for a craft project say that the length of the red ribbon should be 7 inches less than the length of the blue ribbon. How long is the blue ribbon if the red ribbon is 12 inches?

• 19 inches
• 15 inches
• 10 inches
• 22 inches

Multiple Choice

Tyler has 3 times as many pens as Mai does. How many pens does Mai have if Tyler has 15 pens?

• 10
• 3
• 7
• 5

Multiple Choice

Tyler has 3 times as many pens as Mai does. How many pens does Mai have if Tyler has 21 pens?

• 3
• 10
• 14
• 7

Multiple Choice

Tyler has 3 times as many pens as Mai does. How many pens does Mai have if Tyler has $$x$$ pens?

• x/3
• x+3
• x-3
• x/2

Multiple Choice

Tyler has 3 times as many pens as Mai does. Tyler has 18 pens. How many pens does Mai have?

• 3
• 9
• 6
• 12

Multiple Choice

A bottle holds 24 ounces of water. It has $$x$$ ounces of water in it. What does $$24-x$$ represent in this situation?

• The amount of water needed to fill the bottle.
• The difference between the bottle's capacity and the current water level.
• The amount of water already in the bottle.
• The total capacity of the bottle.

Multiple Choice

A bottle holds 24 ounces of water. It has $$x$$ ounces of water in it. How many ounces of water are needed to fill the bottle?

• x - 24
• 24
• 24 - x
• x