Vocabulary
How much of something per 1 unit of something else.
What is unit rate?
Apples are on sale 5 for $3.59 At this rate, each apple costs...
What is $0.73 each?
$3.59 ÷ 5 = $0.73 so each apple costs $0.73 each
If the ratio of dogs to cats is 7 to 3, this means…
A. For every 7 cats, there is one dog.
B. For every 7 cats, there are 3 dogs.
C. For every 7 dogs, there is one cat.
D. For every 7 dogs, there are 3 cats
D. For every 7 dogs, there are 3 cats
_____ describes these two ratios:
3/4 and 12/16
What is proportional?
There are 2 bananas, 6 oranges, and 4 apples in a basket. _____ is the ratio of bananas to the total amount of fruit.
What is 2:12?
This shows the relative sizes of two or more values.
What is a ratio?
Kylie learned to play a total of 10 pieces over the course of 5 weeks of piano lessons. In all, it took____ weeks of piano lessons will Kylie to learn 12 pieces? Solve using unit rates.
What is 6 weeks?
The ratio of Harry Potter books to movies can be written 7 books to 8 movies, 7:8, and one other special number.
What is a fraction- 7/8?
This number for h, makes the ratios proportional.
h/36=10/45
What is h=8?
Bernice sells 135 seashells by the sea shore every day. She sells each seashell for 3 dollars.
If Bernice sells sea shells for ____ days she will earn 2430 dollars.
What is 6 days?
This type of number means parts per 100
What is a percent?
Rina reads 15 books over 5 months. When Rina has read 21 books so far, she will have been in the book club____ months. Solve using unit rates.
What is 7 months?
In a telephone poll, 5 people said they like shopping and 23 people said they do not like shopping. ___ is the ratio of the number of people who like shopping to the number of people who do not like shopping.
A. 23:33 B. 5:23 C. 23:5 D. 5:28
What is 5:23?
Chef Rita is cooking for a Sunday brunch. She knows that 22 pancakes can feed 8 people. She is wondering how many people (p) she can feed with 55 pancakes. She assumes each person eats the same quantity of pancakes. Chef Rita can feed ___ people with 55 pancakes.
What is 20 people?
Is the proportion true?
7/12=37/60
No, 7/12 = 35/60
A statement that says two things are equal; it will have an “=” sign
What is equivalent?
Bruno jarred 8 liters of jam over 2 days. Bruno will spend ____ days making jam if he jars 16 liters of jam. Solve using unit rates.
What is 4 days?
There are 8 men and 13 women running a race. ____ is the ratio of the number of female runners to the number of male runners.
What is 13:8?
Jennifer jarred 4 liters of jam after 2 days. How much jam did Jennifer jar if she spent 10 days making jam? Assume the relationship is directly proportional.
20 liters
5/8 converted from a decimal and percent.
What is .625 and 62.5%?
This is a statement that two ratios are equivalent
What is proportional?
Jane knit a total of 10 centimeters of scarf in 2 nights. After 4 nights of knitting, Jane knit ___ centimeters of scarf in total. Solve using unit rates.
What is 20 centimeters?
Wilson's Burger Place made 16 burgers with onions and 9 burgers without onions. _____ is the ratio of the number of burgers without onions to the number of burgers with onions.
9:16
Allie baked 25 cookies with 5 scoops of flour. How many scoops of flour does Allie need in order to bake 40 cookies? Assume the relationship is directly proportional.
8 scoops
There are 12 sugar cookies, 18 chocolate chip cookies, 8 white chocolate chip cookies, and 4 raisin cookies. ____ is the ratio of all the chocolate chip (regular and white) cookies to sugar cookies.
What is 26:12?