Proportional Reasoning

You and two friends are going to the movies. Three tickets to a movie cost $13.20. Four more of your friends decide to go with you. What is the cost for 7 tickets?

The girls’ soccer team scored 40 points in 8 games. If this trend were to continue, what would be the points scored in 15 games?

A swim coach charges $50 for each thirty minute lesson.

Select the statements that correctly match this ratio.

• She charges $100 for each one hour lesson.

• She charges $25 for each one hour lesson.

• She charges $150 for each two hour lesson.

• She charges $100 for each fifteen minute lesson.

• She charges $150 for each hour and a half lesson.

A container of ice cream holds 9 cups of ice cream. If the Smiths purchased 6 containers of ice cream for a party, how many cups of ice cream are available to be served?

A librarian knows that 45% of the books currently checked out will NOT be returned on the due date. The library has a total of 5,040 books checked out. How many of the library’s books will NOT be returned on the due date?