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Unit 4 Review (IM Grade 7)

Converting fractions to decimals.

How would you write as a decimal?

Converting fractions to decimals.

How would you write as a decimal?

Converting fractions to decimals.

How would you write as a decimal?

Converting decimals to percentages.

What is 0.543 as a percentage?

Converting decimals to percentages.

What is 1.732 as a percentage?

Converting decimals to percentages.

What is 0.00043 as a percentage?

Converting percentage to decimal.

What is 105% as a decimal?

Converting percentage to decimal.

What is 23.1% as a decimal?

Converting percentage to decimal.

What is 0.94% as a decimal?

Corey bought  liters of paint for $60.  What was the cost per liter of paint?

Vito uses 9 liters of water to water 24 flower pots. He is wondering how many liters of water (w) it would take to water 40 flower pots. He assumes he'll use the same amount of water on each pot. How many liters of water does it take to water 40 flower pots?

Rachel earned $34 in 4 hours at her job today. She wants to know how much she could earn (e) tomorrow if she works 10 hours at the same hourly rate. How much will Rachel earn in 10 hours?

Landen spent L hours at the beach last weekend. Matéo spent 15% fewer hours at the beach than Landen did. Write an expression that could represent how many hours Matéo spent at the beach last weekend?

The manager at Gabriela's Furniture Store is trying to figure out how much to charge for a book shelf that just arrived. The book shelf was bought at a wholesale price of $147.00 and Gabriela's Furniture Store marks up all furniture by 60%. At what price should the manager sell the book shelf?

A brand of cereal had 1.2 milligrams (mg) of iron per serving. Then they changed their recipe so they had 1.8mg of iron per serving. What was the percent increase in iron?

Mia hired a moving company. The company charged $500 for its services, and Mia gives the movers a 16% tip. 1. How much did Mia tip the movers? 2. How much total did Mia pay?

A new soup recipe contains 33% less sodium per serving than the old soup recipe. The old soup recipe contained 105 milligrams of sodium per serving. How much sodium does the new recipe contain?

There are 20% more goblins than wizards in magic club. There are 120 goblins in magic club. How many wizards are in the magic club?

The cake store is having a 25% off sale on all of its cakes. If the cake you want regularly costs $9, how much would you save with the discount? What will you end up paying?

A car is 8 feet long. A truck is 65% longer than the car. How long is the truck?

Lin’s father is paying for a $30 meal. He has a 20%-off coupon for the meal. After the discount, a 6% sales tax is applied. What does Lin’s father pay for the meal? Explain or show your reasoning.

Tyler’s brother works in a shoe store.Tyler’s brother earns a commission. He makes 4.5% of the amount he sells. Last week, he sold $925 worth of shoes. How much was his commission?

Tyler’s brother works in a shoe store.The store bought a pair of shoes for $40, and sold it for $85. What percentage was the markup?

Tyler’s brother works in a shoe store.Tyler’s brother earns $13 per hour. The store offers him a raise—a 6% increase per hour. After the raise, how much will Tyler’s brother make per hour?

Priya has a recipe for banana bread. She uses 8 cups of flour to make 5 loaves of banana bread. Andre will follow the same recipe. He will make b loaves of banana bread using f cups of flour. Write an equation that represents the relationship between b and f?

A circular running track is 1/5 mile long. Elena runs on this track, completing each lap in 1/15 of an hour. What is Elena’s running speed?