Feeding a Crowd
A recipe says that 2 cups of dry rice will serve 6 people.
How many people will 10 cups of dry rice serve?
30 people
A bakery uses 8 tablespoons of honey for every 10 cups of flour to make bread dough.
How many cups of flour do they use with 20 tablespoons of honey?
25 cups of flour
4 quarters are equal in value to 10 dimes.
How many dimes are equal to the value of 6 quarters?
15 dimes
There are 60 paper towels in an order of 5 cases.
What is the constant of proportionality?
(paper towels to cases)
12:1
12
There is a proportional relationship between centimeters and millimeters. If you know the length of something in centimeters, then you can calculate its length in millimeters (and vice versa).
If something measures 12.5cm, how many millimeters does it measure?
125mm
How many cups of rice are needed to serve 45 people?
15 cups of dry rice
A bakery uses 8 tablespoons of honey for every 10 cups of flour to make bread dough.
How many cups of flour do they use with 13 tablespoons of honey?
16.25 (or 16 and 1/4) cups of flour
4 quarters are equal in value to 10 dimes.
How many dimes are equal to the value of 14 quarters?
35 dimes
There are 36 paper towels in an order of 3 cases.
What is the constant of proportionality?
(cases to paper towels)
1:12
1/12
0.083333333...(the 3 is repeating)
There is a proportional relationship between centimeters and millimeters. If you know the length of something in centimeters, then you can calculate its length in millimeters (and vice versa).
If something measures 245mm, how many centimeters does it measure?
24.5 cm
A recipe says that 6 spring rolls will serve 3 people.
How many people will 30 spring rolls serve?
15 people
A bakery uses 8 tablespoons of honey for every 10 cups of flour to make bread dough.
How many tablespoons of honey are needed for 20 cups of flour?
16 tablespoons of honey
4 quarters are equal in value to 10 dimes.
How many dimes are equal to the value of 1 quarter?
BONUS: What does this value mean in this context?
2.5 dimes
BONUS: This means that 2.5 is the proportional relationship of dimes to quarters. Or, in other words, it is the constant of proportionality.
There is a proportional relationship between centimeters and millimeters. If you know the length of something in centimeters, then you can calculate its length in millimeters (and vice versa).
What is the constant of proportionality (from cm to mm)?
10:1
10
A recipe says that 6 spring rolls will serve 3 people.
How many people will 40 spring rolls serve?
20 people
A bakery uses 8 tablespoons of honey for every 10 cups of flour to make bread dough.
What is the proportional relationship of honey to flour?
4:5
4/5
0.8
(all are acceptable answer choices)
There is a proportional relationship between centimeters and millimeters. If you know the length of something in centimeters, then you can calculate its length in millimeters (and vice versa).
What is the constant of proportionality (from mm to cm)?
1:10
1/10
0.1
A recipe says that 6 spring rolls will serve 3 people.
How many spring rolls will it take to serve 28 people?
56 spring rolls
A bakery uses 8 tablespoons of honey for every 10 cups of flour to make bread dough.
What is the proportional relationship of flour to honey?
5:4
5/4
1.25
(all are acceptable answer choices)