? Nothing but Percents Ratios And Rates It’s all about the Vocab 5 pt Eleanor M. Savko It’s all about the Vocab Ratios And Rates Proportions and Indirect Measurements 5/11/2019 Nothing but Percents ? 5 pt 5 pt 5 pt 5 pt 5 pt 10 pt 10 pt 10 pt 10 pt 10 pt 15 pt 15 pt 15 pt 15 pt 15 pt 20 pt 20 pt 20 pt 20 pt 20 pt 25 pt 25 pt 25 pt 25 pt 25 pt

____ is a percent of the cost of an item that is charged by governments to raise money.

Sales Tax

What is a ratio comparing a number to 100 called?

Percent

A comparison of two quantities by use of division is called _____.

A Ratio

A ______ is a ratio used to compare two quantities measured in different units.

Rate

Define the following: Sales Tax, A Tip, and A Discount and describe how you would find all three.

Tax: an amount added to the price of the item by the government Tax: an amount added to the price of the item by the government. A Tip: an amount added to a bill for service. A Discount: An amount that is subtracted from the regular price of an item

Colors of Different T-Shirts Red. 24. Blue. 42. Green. 36. Purple. 51 Colors of Different T-Shirts Red 24 Blue 42 Green 36 Purple 51 Yellow 60 What is the ratio of Red to Blue?

24:42

Colors of Different T-Shirts Red. 24. Blue. 42. Green. 36. Purple. 51 Colors of Different T-Shirts Red 24 Blue 42 Green 36 Purple 51 Yellow 60 What is the ratio of purple shirts to all of the shirts?

51: 213

What are three equivalent ratios of 16:6?

Examples: 8:3, 24:9, 80:30, etc.

Bars of soap come in packages of 6 and 20. The 6-bar pack costs $7 Bars of soap come in packages of 6 and 20. The 6-bar pack costs $7.86, and the 20-bar pack costs $25.00. Which is the better deal? What is the price per bar of the better deal?

The 20 bar pack at $1.25 per bar.

A 12 pound bag of dog food costs $12 A 12 pound bag of dog food costs $12.36 and a 15 pound bag of dog food costs $ 15.30. Which is the better deal, and what is the best Unit Rate?

The 15 Pound Bag at $1.02 per Pound

Write a proportion of 8’s to $ 8 8 8 8 $ $ $ $ $ $ $ $

Possible Answers: 4:8 or 1:2 or 12:24

These are called what?(assuming they are Similar Figures)

Corresponding Angles

Solve: =

f = 75.25

Two Figures are Similar if: 1)_____________ and 2) ___________

1) The measures of the corresponding angles are equal 1) The measures of the corresponding angles are equal. 2) The ratios of the lengths of the corresponding sides are Proportional.

A 1.7 meter tall woman stands so that her shadow lines up with the shadow of the monument. Use the diagram to find the height of the monument.

Height of Monument 7.6 m

What is 65% as a decimal?

.65

Represent .03 as a percent and as a fraction.

3% and

Express 78% as a fraction in simplest form.

78% =

Express .6 as a percent and as a fraction in simplest form

.6 = 60% and

Alberto is a waiter. If he waits on a table that has a bill of $110 Alberto is a waiter. If he waits on a table that has a bill of $110.07, and the customers leave him a 15% tip, about how much was the tip Alberto received?

About $16.50

Show a diagram representing the ratio of dogs to cats of: 3:6

See the Diagram

A publisher estimates that 8 out of every 50 books published becomes a national best seller. What percentage of the books do NOT become national best sellers?

84% do NOT become best sellers

Express the fraction as a percent.

40%

An airline is trying to promote its new Boston to Atlanta flight An airline is trying to promote its new Boston to Atlanta flight. The usual price is $315. However, the airline is offering a 40% discount until the end of the month. How much will the flight cost after the discount?

Total AFTER discount = $189

I ordered a new recliner I ordered a new recliner. I paid 30% of the total cost when I purchased it, and will pay the remainder once it is delivered. If I have paid $96, EXACTLY how much more do I owe?

I still owe exactly $224.00