Unit 5 Review A

Last updated about 5 years ago
20 questions
1

Choose the ordered pair that is a solution to the system.

1

Choose the ordered pair that is a solution to the system.

1

Choose the ordered pair that is a solution to the system.

1

Use the graph to determine the solution to the system of equations. Estimate to the nearest whole point.

1

Use the graph to determine the solution to the system of equations. Estimate to the nearest whole point.

1

Use the graph to determine the solution to the system of equations. Estimate to the nearest whole point.

1

Use the graph to determine the solution to the system of equations. Estimate to the nearest whole point.

1

Solve the linear system.

1

Solve the linear system.

1

Solve the linear system.

1

Solve the linear system.

1

Solve the linear system.

1

Solve the linear system.

1

Graph the system of linear inequalities.

1

Graph the system of linear inequalities.

1

135 light bulbs were purchased for $435.75, excluding tax. 40 watt and 60 watt bulbs were purchased. The 40 watt bulbs were $2.25 and the 60 watt bulbs were $3.75. How many of each type of bulb were purchased?

Answer format: ___40 watt bulbs and ___60 watt bulbs

1

A collection contains small and large glasses. There are 137 glasses in all. The small glasses are worth $4.50 and the large glasses are worth $8.00. The collection is worth $700.50. How many of each type are in the collection?

Answer format: ___large glasses and ___small glasses

1

You have ocd when it comes to the amount of raisins in your trail mix. You must have 12% raisins. At the local store, they carry two different types of trail mix, one has 8% raisins and the other has 14% raisins. How much of each type must you buy in order to mix them and get 8 lbs of trail mix with 12% raisins?

Answer format: ___lbs. 8% and ___lbs. 14%

1

You call two different plumbers to repair a leak in your front yard. Company A tells you that they charge $50 for the service call and $39 an hour for labor. Company B tells you that they charge $32 for the service call and $45 an hour for labor.

At what point do the two companies charge the same amount?

1

You call two different plumbers to repair a leak in your front yard. Company A tells you that they charge $50 for the service call and $39 an hour for labor. Company B tells you that they charge $32 for the service call and $45 an hour for labor.

Both companies said the job would take about 3.25 hours, which company would be cheaper to perform your repair?