Rational Number Operations: Real-Life Problem Solving

A recipe requires 2.5 cups of flour. If you want to make 3 batches of the recipe, how many cups of flour do you need in total?

• 10 cups

• 7.5 cups

• 5 cups

• 2 cups

A store is having a sale where you can buy 3 shirts for $45. If you want to buy 5 shirts, how much will you spend in total?

• $90

• $100

• $75

• $60

A car travels 120.5 miles on 3.5 gallons of gas. How many miles does the car travel per gallon?

• 40.2 miles per gallon

• 25.5 miles per gallon

• 34.43 miles per gallon

• 30.1 miles per gallon

A gardener has 15.75 feet of fencing to create a rectangular garden. If the length is 4.5 feet, what is the width of the garden?

• 4.0 feet

• 2.5 feet

• 3.375 feet

• 5.0 feet

A student scored 85.5% on a test with 40 questions. How many questions did the student answer correctly?

• 40

• 38

• 30

• 34

A baker uses 1.25 cups of sugar for each batch of cookies. If she makes 4 batches, how much sugar does she use in total?

• 6.25 cups

• 5 cups

• 3 cups

• 4 cups

A tank can hold 50.5 liters of water. If it is currently filled with 20.75 liters, how much more water is needed to fill the tank?

• 40.25 liters

• 29.75 liters

• 35.00 liters

• 25.50 liters

A book costs $12.99, and you have a coupon for 15% off. How much will you pay for the book after applying the coupon?

• $12.00

• $11.04

• $10.99

• $9.99

A runner completes a 5.5-mile race in 45 minutes. What is the average speed of the runner in miles per hour?

• 8.0 miles per hour

• 6.5 miles per hour

• 9.5 miles per hour

• 7.33 miles per hour

A family spends $150 on groceries each week. If they want to budget for 4 weeks, how much will they spend in total?

• $600

• $750

• $300

• $450