Problem Solving with Decimals

On Tuesday 57 people rent skates at Stardust Skate Center. It costs $2.59 to rent skates. How much money does the rink make in skate rentals on Tuesday?

• $259.00

• $1,476.30

• $147.63

• $2590.00

Every week Joshua runs 2.1 miles on Monday, 3.1 miles on Wednesday, 4.05 miles on Thursday, and 2.65 miles on Friday. How many total miles will he run in a week?

• 11.2

• 11.9

• 19.1

• 12.6

Ms. Chaney had $565.26 in her bank account. She spent $78.95 at TJ Maxx. Estimate how much money Ms. Chaney has left in her bank account.

• 486.31

• $500

• $490

• $480

What is the cost of 14.6 gallons of gasoline if the price of gasoline is $2.70 per gallon?

Alan paid $29.88 at the candy store when he purchased chocolate bars for his friends. If chocolate bars cost $0.36 a piece, how many chocolate bars did he buy?

Ellen wanted to buy the following items:

· A DVD player for $49.95

· A DVD holder for $19.95

· Personal stereo for $21.95

Does Ellen have enough money to buy all three items if she has $90.

• Yes, Ellen will have $1.85 left to spend.

• Yes, Ellen can purchase these items.

• No, Ellen needs $1.85 more to make this purchase.

• No, Ellen needs $1.95 more to make this purchase

Melissa purchased $39.46 in groceries at a store. The cashier gave her $1.46 in change from a $50 bill. How much change should the cashier have given Melissa?

• $1.46, she gave her the right amount of change.

• The cashier should have given her $10.54.

• The cashier should have given her $1.54

• The cashier should have given her $10.44

The mass of a jar of sugar is 1.9 kg. What is the total mass of 13 1/2 jars of sugar?

• 25.26 kg

• 20.25 kg

• 24.7 kg

• 28 kg

Brad studied a total of 15.75 hours over a period of four and a half days. On average, how many hours did Brad study each day?

• 4.5 hours

• 3.5 hours

• 2.5 hours

• 3 hours