Vocabulary
A __________ is a comparison of two quantities by division.
Ratio
There are 10 white marbles and 3 blue marbles. What is the ratio of white marbles to blue marbles?
10:3
10 to 3
10/3
Jayden draws 3 pictures every 10 minutes how many will he draw in 40 minutes?
12 pictures
Carson types 100 words every 4 minutes. How many words can he type in 1 minute?
25 words
Given that 16 oz. = 1 lb. How many ounces are in 5 lbs?
80
Ratios that make the same comparison/value are ____________________.
Equivalent Ratios
There are 3 pineapples and 5 bananas. What is the ratio of bananas to total fruit?
5 to 8
5:8
5/8
To find an equivalent ratio you __________ or ________ both numbers by the same thing.
Multiply; Divide
Mrs Zaddack bought jolly ranchers for her class. She paid $3.16 for 4 bags. What is the unit price?
$0.79 per bag
1 cm is equal to 10 mm. How many centimeters are in 350 mm?
35 centimeters
Taking the measurement of something in one set of units and changing it to an equivalent measurement in another set of units
Converting Measurements
What is the ratio of students to teachers in this class?
Teacher will provide answer.
2 : 5 is equivalent to 14 : ___
35
If it snows 5 inches in 6 hours, what is the rate of snowfall in inches per hour?
0.83 inches per hour
If a bowling ball weighs 7.26 kg, how many grams does it weigh? Given that 1 kg = 1000 g.
7260 grams
_______________________ are rates in which the second quantity is 1.
Unit Rates
A zoo has 15 toucans and 60 parrots. What is the ratio of toucans to parrots in simplest form?
1:4
1 to 4
1/4
Ben gets 5 points every 3 minutes how many points will he get in 15 minutes?
25 points
Shaw's has 2 cereal boxes for $5.04 dollars and Stop and Shop has 4 cereal boxes for $8.56 dollars . Which is the better buy?
Stop and Shop
Given that 2,000 pounds = 1 ton, convert 7,200 pounds to tons.
tons
A ________________ is a statement that two ratios or rates are equivalent.
Proportion
A basketball player attempts 15 baskets in a game. He makes 9 of the attempted baskets. What is the ratio of the number of baskets the player made to the number of baskets the player attempted in simplest form?
3/5
3 to 5
3:5
If you can buy 6 apples for $18, how many apples can you buy for $9?
3 apples
I can bike 42 miles in 4 hours. How many miles can I bike in 6 hours?
63 miles
A slice of bread weighs 1.5 oz. A load of bread contains 32 slices. Not counting the wrapper, how much does the loaf of bread weigh, in pounds? Remember there are 16 oz. in a pound.
3