Vocab
What is a unit rate?
its for 1 of something
A typical car releases 36 tons of carbon dioxide in 6 years at a constant rate. How many tons does the car release per year?
6
In an aquarium, each tank has 5 sharks for every 3 crabs. If the aquarium has 6 crabs, how many sharks are there?
10
Each kilowatt hour of electricity costs 7 cents. What is the multiplicative relationship between the hours used and the cost?
the cost of electricity is 7 times the number of hours
Mrs. Wells' favorite singer/artist
Taylor Swift
What does it mean to predict something?
Make an educated guess
In 6 years, a person uses 4800 pounds of paper. How many pounds do they use for 1 year?
800
A gardener plants 3 rows of peppers for every row of squash. If there are 9 rows of peppers, how many rows of squash are there?
A conveyor belt sorts 24 tons of recycling in 8 hours. The rate of sorting is constant. What is the rate per hour?
3 tons per hour
Mrs. Wells' favorite college football team
Georgia Bulldogs
What is a ratio?
a comparison of two quantities
A crew collects 1 ton of toxic waste for every 5 tons of regular waste. They collect 100 tons of toxic waste. How many tons of regular waste do they collect?
500
Jai found the ratio of clean to contaminated soil samples was 8:3. Jai found 240 clean samples. How many FEWER soil samples were contaminated than clean?
150 fewer contaminated samples
A typical car releases 36 tons of carbon dioxide in 6 years at a constant rate. How many tons will the car release in 10 years?
60
Mrs. Wells' Daughter's name
Scottie
What is a rate?
compares using different units of measure
In 5 months, firefighters responded to 80 wildfires. At this rate, how many wildfires will the firefighters respond to in 8 months?
128
At a stream cleanup, the ratio of adult to children volunteers is 7:4. If 20 children volunteer, how many adult volunteers are there?
35
In a parking garage the ratio of gas cars to electric cars is 3:1. How many gas cars are there if there are 4 electric cars?
12
How old is Mrs. Wells?
26
What do I have to do to find the difference between two things?
subtraction
Tori records 1 major earthquake for every 6 minor earthquakes. Tori records 10 major earthquakes. How many does she record ALTOGETHER?
70
Rob, a marine biologist, observes a dolphin pod with a 6:4 adult to juvenile ratio. The pod has 18 adults. How many MORE adults than juveniles are there in a dolphin pod?
6
Yashi works at a recycling center for 1 hour a day. Every 8 days, she earns $96. If she is paid the same amount every day, how much does she earn in 13 days?
$156
When is Mrs. Wells' birthday?
November 3