Evaluating Expressions & Solving Equations in Real Life

A store sells pencils for $2 each and erasers for $1. If you buy 3 pencils and x erasers, how much do you spend in total? Write an expression for the total cost and evaluate it for x = 4.

• 10

• 6

• 8

• 12

Maria has 5 more than twice the number of books that John has. If John has y books, write an expression for the number of books Maria has and find out how many books she has if John has 6 books.

• 12

• 17

• 14

• 20

A recipe requires 3 cups of flour and 2 cups of sugar. If you want to make x batches of the recipe, write an expression for the total cups of flour and sugar needed. How many cups do you need for 4 batches?

• 20 cups

• 10 cups

• 25 cups

• 15 cups

A car rental company charges a flat fee of $50 plus $0.20 per mile driven. If you drive m miles, write an expression for the total cost of the rental. Calculate the total cost if you drive 150 miles.

• $60

• $120

• $80

• $100

A gardener plants 4 rows of flowers with x flowers in each row. If the gardener wants to plant a total of 32 flowers, write an equation to find x and solve for the number of flowers in each row.

• 6

• 10

• 12

• 8

A movie theater sells tickets for $10 each and snacks for $5 each. If you buy t tickets and s snacks, write an expression for the total cost. How much do you spend if you buy 2 tickets and 3 snacks?

• 35

• 20

• 25

• 30

A school is organizing a field trip. Each student pays $15 for the trip, and there are s students attending. Write an expression for the total amount collected. How much is collected if 20 students attend?

• 400

• 180

• 300

• 250

A bike rental shop charges a $15 fee plus $5 for each hour you rent a bike. If you rent for h hours, write an expression for the total cost. What is the total cost if you rent a bike for 3 hours?

• 25

• 40

• 30

• 35

A bookstore has a sale where you can buy 2 books for $15. If you buy b sets of 2 books, write an expression for the total cost. How much do you spend if you buy 4 sets?

• $45

• $60

• $30

• $75

A pizza place charges $12 for a large pizza and $3 for each topping. If you order p pizzas and t toppings, write an expression for the total cost. Calculate the total if you order 2 pizzas with 3 toppings each.

• 42

• 24

• 36

• 30