Unit 1 Quiz (Functions)

Write an expression to represent the total amount a group of eight people would pay to enter the game.

Describe the real-world meaning of the expression  2S + A.

• A person bought two hot dogs and a souvenir

• A person paid to enter the game and purchased two souvenirs

• A person paid to enter the game and purchased a pop.

• The cost to buy a hot dog and a pop.

Jackie, Janet, and Joe all work together.

Jackie made x dollars in one week.

Janet made $18 more than Jackie.

Joe made twice as much money as Janet.

Write a simplified expression in terms of x to describe the total amount of money that Jackie, Janet, and Joe made that week.

F = 20 + C + E + A

G = B + 2D + 5

Find an expression in terms of F and G that is equivalent to

2A + 2B + 100 + 2C + 4D + 2E

• F + G

• 2F + 2G

• 2F + 2G + 50

• 2F + 2G + 60

Based on the given diagram,

what does B = __ ?

• A + C

• T + C

• T - A - C

• T - A + C

Charlene has eight more dollars than Megan.

Together they have $86.00.

Which unsimplified equation below can be used to determine the amount of money, m, Megan has?

• m + (m + 8) = 86

• m (m + 8) = 86

• m +8m = 86

• m + m(8m) = 86

A cross-country runner ran a race at 5 miles an hour. The race took him x hours to complete. Write an expression for the total distance run over x hours.

• x + 5

• x / 5

• x - 5

• 5x

Bonnie pays a monthly fee of $80 at the health club and an additional $9 every time she attends a yoga class. Which expression below shows her total cost T if she attends y yoga classes this month?

• T = 80 + 9y

• T = 80y + 9

• T = 80 + 9 + y

• T = (80 + 9)y

If  A = 4X + 7, write an expression in terms of A

that is equivalent to 32X + 26

Write an expression to represent the number of hot dogs and pops you purchased.