Unit Rate/Constant Proportionality
Percent Of Number
Ratio/Rate
Percent Change
Conversions
100

Two key words for unit rate

each and per

100

Proportion template for percent of a number

100

What are the two _________ compared, which are usually in the same sentence

ratios

100

Write the template for percent of change proportions including labels

100

Find in your resource and locate

How many grams are in milligrams 

1 gram = 1000 milligrams 

200

Formula for Constant proportionality

 K=y/x

200

Sales tax is what to the total?

Tip is what to the total?

Discount is what to the total?

added

added

subtracted

200

Only set up the proportion

If you pay $425 for 4 days, how much money will you make in a week?


  $  425      x

  D   4        7


200

What number would not be used in a percent change proportion from the following scenario

A shampoo cost was $3.00, the same bottle had a markup at the store to $3.75. What is the percent increase in the price of the shampoo? 

$3.75

200

Sandy ran 10 kilometers. One mile is approximately 1.6 miles. How many miles did she run?

6.25 miles

300

A bus can travel 150 miles in 4 hours what is the constant proportionality per hour

37.5 miles

300

Neal purchases a camera for his vacation for $115. The sales tax is 5%, how much sales tax does he pay?

$5.75

300

A hardware store sells chicken wire for $16 for every 4 feet piece. A project requires 6 inches of chicken wire, how much is the cost for the project?

$24

300

At Mance Park Middle school, the number of students with dogs decreased from 250 to 170. By what percent did the number of the students with dogs change?

32%

300

Martha is 5 foot 4 inches. Two inches is approximately five centimeters. How tall is she in centimeters? 

160 centimeters

400

Hours Worked   10     15      20      25

Earnings          140    210    280    350

Constant proportionality for earning per hour

14 per hour

400

Orlando buys a hat for $10 and a t-shirt for $22.75. If the sales tax is 6% what is the total price he pays at the store?

$34.71

400

At the local bakery they can only sell 9 out of every 10 cupcakes to customers. If they bake 500 cupcakes, how many will they be missing to fill the 500 cupcake order for the party?

50

400

A tv cost $1200 but on black Friday is was marked as $750. What is the percent decrease of the cost of the tv?

37.5%

400

A European made a care has 40 liter gas tank. Gas costs $3.50 per gallon. How much does it cost to fill this car's tank? (1 liter= 0.264 gallons)  

$39.96