GMAS: Unit 2_Linear Functions , Inequalities, Graphs & Word Prob

A savings account balance can be modeled by the graph of the linear function shown on the grid.

What is the Rate of Change of the balance with respect to the number of deposits?

• $100 per deposit

• $50 per deposit

• $0.50 per deposit

• $2 per deposit

To rent a canoe, the cost is $3 for the oars and life preserver, plus $5 an hour for the canoe. Which graph models the cost of renting a canoe?

• A

• B

• C

• D

A shop sells one-pound bags of peanuts for $2 and three-pound bags of peanuts for $5. If 9 bags are purchased for a total cost of $36, how many three-pound bags were purchased?

• 3

• 6

• 9

• 18

• $2.25

• $7.50

• $15.00

• $17.25

A manager is comparing the cost of buyibng baseball caps from two different companies.

* Company X charges a $50 fee plus $ 7 per baseball cap.

* Company Y charges a $30 fee plux $9 per baseball cap.

For what numner of baseball caps will the cost be the same at both companies

• 10

• 20

• 40

• 100

• 3

• 25