Solving Real-Life Problems with One-Step Equations

A store sells notebooks for $3 each. If you buy x notebooks and spend $21, how many notebooks did you buy?

• 7

• 10

• 9

• 5

Maria has 15 apples. She gives away x apples to her friends. If she has 10 apples left, how many apples did she give away?

• 3

• 8

• 7

• 5

A car rental company charges a flat fee of $50 plus $20 for each day you rent a car. If you paid $110, how many days did you rent the car for?

• 4 days

• 1 day

• 2 days

• 3 days

A gardener has x flower pots. If he buys 8 more pots and now has 20 pots, how many pots did he start with?

• 15

• 10

• 12

• 18

A book costs $12. If you buy x books and spend $60, how many books did you buy?

• 7

• 5

• 6

• 4

A swimming pool is filled with water at a rate of x liters per hour. If it takes 5 hours to fill the pool with 1000 liters, what is the rate of water flow?

• 150 liters per hour

• 300 liters per hour

• 250 liters per hour

• 200 liters per hour

A pizza place sells a large pizza for $15. If you buy x pizzas and spend $75, how many pizzas did you buy?

• 3

• 4

• 6

• 5

A school has x students. If 10 more students enroll and the total becomes 150, how many students were there originally?

• 120

• 150

• 140

• 130

A concert ticket costs $45. If you buy x tickets and spend $135, how many tickets did you buy?

• 5

• 2

• 3

• 4

A baker made x cookies. If he sold 25 cookies and has 75 left, how many cookies did he make?

• 110

• 100

• 90

• 80