Multiple Choice Identify the
choice that best completes the statement or answers the question.


1.

The average life span of a sugar glider is 12 years, and its maximum mass is 130
grams. The average life span of a guinea pig is 5 years, and its maximum mass is 1,200 grams. Which
matrix represents this information?


2.

These matrices show the stock change on a Monday and Tuesday from the previous
day during two different weeks. Which matrix gives the sum of these changes for the Mondays and
Tuesdays?


3.

This matrix gives the price of a sweater and a jacket at a store. If the store
increases its prices 10%, which matrix will represent the new prices?


4.

This matrix gives the cost of two types of bottled water at a convenience store
and a supermarket during a given week. This matrix gives the costs of the
same types of water the following week. Which matrix represents the
difference in price of the water between the two weeks?



For the following questions, use the matrices and .


5.

What does equal?


6.

What does equal?
