Real World Problem Equations

Three fewer than four times a number is five more than twice the number. Find the number.

• 4

• 1

• 2

The Blake Upper School ordered two copiers plus a supply of toner cartridges. Each copier cost $675, and each cartridge cost $80. If the total cost was $2,310, how many cartridges were ordered?

• 20 cartridges were ordered.

• 21 cartridges were ordered.

• 12 cartridges were ordered.

Jack bought 8 pairs of socks and a T-shirt. His bill was $18.50 without tax. The T-shirt was $6.50. What was the price of each pair of socks?

• Each pair of socks costs $2.00.

• Each pair of socks costs $1.50.

• Each pair of socks costs $3.00.

Mrs. Wagner wants to go to the zoo with her extended family. A family membership costs $25 plus an additional $3 for each child’s pass. She spent $37 for a membership and passes. How many child passes did she buy?

• Mrs. Wagner bought 4 child passes.

• Mrs. Wagner bought 3 child passes.

• Mrs. Wagner bought 5 child passes.

Papa John is 50 years old. His age is 2 years more than 3 times the age of Jimmy John. How old is Jimmy John?

• Jimmy John is 16 years old.

• Jimmy John is 17 years old.

• Jimmy John is 18 years old.

• Jimmy John is 19 years old.

Five more than half a number is six. Find the number.

• -2

• 2

• 1

• -1

Brenda's gym charged $10 fee to join plus $29 per month. She calculated that the gym has cost her a total of $155 since she joined. Which equation could be used to determine the number of months(m) Brenda has been going to the gym?

• 10m + 29 = 155

• 10 + 29 = 155m

• 10 + 29m = 155

• m + 29 = 155 - 10

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

Yvette has a home-based business putting on children's parties. She charges $55 to design the party and then $4 per child. Write a function rule that relates the total cost of the party to the number of children n.

• f(n) = 4 + 55n

• f(n) = 4 - 55n

• f(n) = 4n - 55

• f(n) = 55 + 4n

A flower deliveryman receives $40 a day for transportation costs plus $10 for each flower delivery he makes. How many dollars (d) will he have after making x flower deliveries

• d = 10x + 40

• d = x + 10 + 40

• d = 40x + 10

• d = 10x - 40