Unit Rate
Proportional Relationships
Percents
Vocabulary
Miscellaneous
100

What is the unit rate? (Label with units)

3.5 gallons per hour

3 1/2 gal per hr

7/2 gal per hour

100

Does this graph show a proportional relationship? If so, what is k?


Not proportional, so no k value.

100

What is 1/5 as a percent?

20%

100

Name 3 real life examples of Percent Increase

tip

gratuity

sales tax

income tax

(answers will vary)

100

Convert 18% into a decimal.

0.18

200

What is the unit rate? 


1.25

1 1/4

5/4

200


A

200

Caleb needs to earn $1200 each month to cover his living expenses. He warns an 8% commission everything he sells. What is the minimum amount he needs to sell in order to earn $1200?

$15,000

200

an equation stating that two ratios are equivalent

proportion

200

Convert 2.45% into a decimal.

0.0245

300

Chris runs 5/6 miles in 2/3 of an hour. Express his speed as a unit rate in miles per hour.

1.25 miles per hour

1 1/4 mi per hr

5/4 mph

300

Aniya used 7 cups of water to make 4 loaves of bread. What equation can be used to model the total cups of water needed (y) for making x loaves of bread?

y = 7/4x

300

When Isai was 9 years old, he was 56 inches tall. Isai is now 12 years old and he is 62 inches tall. Find the percent of increase in Isai's height to the nearest tenth.

10.7% increase

300

the constant or equivalent ratio in proportional relationships

constant of proportionality

300

Johana bought some makeup online. The online store charges a $56.95 flat shipping fee or 8% of the total purchase, whichever is greater.

If Johana's total purchase is $85.50, how much shipping will she pay?

8% shipping fee of $85.50 is $6.84, which is less than $6.96 flat shipping fee.

So, Johana will pay $6.95 in shipping fees.

400

What is the unit rate? Label your answer!


2/5 miles per minute

04 mi per min

400

Brooke spent $38.25 on 3 pizzas. What is the cost of 5 pizzas?

$63.75

400

Ashley is buying a laptop in another city that sells for $749. The sales tax rate in that city is 8 1/4%. What is the total cost for the laptop?

Round to the nearest cent.

$810.79

400

A percent of the amount that salespeople earn.

commission

400

A real estate agent earns a 15% commission on each house she sells. If she earned $82,500 in commission, what was the cost of the house she sold?

$550,000

500

Ryan and Angel are running down the soccer field.

Ryan's speed is described with the equation y=2.4x. Angel's speed is described in the following table:

What are both of their speeds, and who ran faster down the soccer field?

Ryan = 2.4 yards per minute

Angel = 2.5 yards per minute

Angel is faster.

500

Write the equation of this proportional graph:


y=50x

500

Target marked all of their winter clothes down 50%. A sign in the store indicates that an additional 20% is to be taken off clearance prices. What is the final price of a t-shirt that originally sold for $58?

$23.20

500

When we are talking about interest, what does the principal amount mean?

original

whole

starting amount

initial amount borrowed

500

Pets Plus and Pet Planet are having a sale on the same fish tank.

At Pets Plus the fish tank is $118 and is on sale for 30% off. 

At Pet Planet the fish tank is $110 and it is discounted by 25%. 

The sales tax rate is 8%. What is the final cost of the fish tank at each store, and which is the better buy?

Pets Plus: $89.21

Pet Planet: $89.10

Pet Planet is the better buy.