Combined Rectangular Prisms

The diagram shows the dimensions, in centimeters, of two rectangular prisms joined together. What is the combined volume of these prisms?

Lenny is using two boxes for his science project.  One box is 10 in tall, 7 in wide, and 3 in deep.  The second box is 8 in. tall, 5 in. wide, and 3 in. deep.  What is the total volume of the two boxes?

A rectangular prism has a length of 20 inches, a width of 11 inches, and a height of 13 inches. What is the volume, in cubic inches, of this rectangular prism?

(Enter the number only.)

(a)  

Priscilla built a cabinet shaped like a rectangular prism. The length of the base is 9 inches, and the width is 40 inches. What is the area of the base of the cabinet, in square inches?

(a)  

Gabriel bought a dog crate shaped like a rectangular prism with the dimensions shown in the model. What is the area, in square inches, of the shaded floor of the dog crate?

(a)  

Duane packed some books in a box shaped like a rectangular prism. The volume of the box is 168 cubic inches. Which model could represent Duane's box?

The base of a rectangular prism has a length of 15 inches and a width of 13 inches. What is the area of the base of this prism, in square inches?

(a)  

The four figures shown are rectangular prisms made of unit cubes. Which figures have a volume of 12 cubic units?

The shaded cube has a volume of 1 cubic unit. Cubes like this one will be used to completely fill a rectangular prism that has the dimensions shown. How many of these shaded cubes will be needed to completely fill the rectangular prism?

Hollis put a layer of boxes in the bottom of a container. Each box has a volume of 1 cubic foot. The base layer of boxes in the container is shown. Hollis will need 8 of these layers to completely fill the container. What is the volume of the container in cubic feet?

(a)