Warm Up #11

Triangle HJK is similar to triangle LMN.

Which proportion can be used to calculate the length of LM in centimeters?

Mathematical Equivalence

ON

The dimensions of a rectangular pyramid are shown.

What is the volume of this rectangular pyramid in cubic feet?

A student in a foreign language program learns 15 new words each week. Which graph best represents the relationship between x, the number of weeks the student has been in the program and y, the total number of new words the student has learned?

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A survey was conducted to determine the food choices of the 80 students at a picnic. The types of picnic foods are shown in the circle graph.

Based on the circle graph, how many more students chose pizza than students who chose salad?

• 8

• 16

• 32

• 24

The greatest weight a moving truck can carry is 1,600 pounds. The truck is loaded with a piano that weighs 400 pounds. Boxes that weigh 50 pounds each will also be loaded into the truck. Which inequality represents all possible values of x, the number of these boxes that can be loaded into the moving truck?

A teacher has a container of paper clips. She will randomly select one paper clip from the container.

• The container has 8 pink paper clips.

• The container has 14 purple paper clips.

• The container has 12 yellow paper clips.

• The container has 16 blue paper clips.

Which statement is true?

The owner of a bookstore buys used books from customers for $1.50 each. The owner then resells the used books for 400% of the amount he paid for them. What is the price of a used book in this bookstore?

• $5.50

• $4.00

• $2.10

• $6.00

Pentagon FGHJK is similar to pentagon MPQST.

What is the value of x?

• 13.5

• 12

• 9.5

• Not Here

Which equation best represents the relationship between x and y in the graph?