Algebra 1 STAAR Review #5 (A.5C and A12.A )

Which table shows y as a function of x?

• Table F

• Table G

• Table H

• Table J

A company advertises on two websites. Each website charges a different amount based on the number of clicks on the advertisement. The table shows the number of clicks on each website and the total cost for each of the two days.

What is the cost per click on Website 1?

• $1.85

• $5.38

• $2.20

• $2.70

• There is no solution.

• There are an infinite number of solutions.

A mail carrier delivers mail on one of two different routes: a morning route or an afternoon route. Each workday the mail carrier is assigned one of these two routes.

*Last month the mail carrier delivered mail on the morning route 16 times and on the afternoon route 12 times, for a total distance traveled of 141 miles.

* This month the mail carrier delivered mail on the morning route 10 times and on the afternoon route 15 times, for a total distance traveled of 123.75 miles.

What is the distance of the morning route in miles?

• 5.25 mi

• 6.00 mi

• 4.75 mi

• 5.00 mi

What is the value of y in the solution to this system of equations?

• 8.5

• -17

• 43

• -12.5

A college student completed some courses worth 3 credits and some courses worth 4 credits. The student earned a total of 59 credits after completing 18 courses. How many courses worth 3 credits did the student complete?

• 13

• 5

• 20

• 39

What is the value of x in the solution to this system of equations?

• -6.5

• 0.5

• 6.5

• -0.5

Which graph represents y as a function of x?

• Graph F

• Graph G

• Graph H

• Graph J

Which set of ordered pairs is a function?

• {(9,5), (10,5), (9,-5), (10,-5)}

• {(3,4), (4,-3), (7,4), (3, 8)}

• {(6,-5), (7, -3), (8, -1), (9, 1)}

• {(2, -2), (5, 9), (5, -7), (1, 4)}

Tags

CCSS.8.F.A.1