Definitions
Ratios, Rates, and Percents all help us compare _____ quantities. (number answer)
2
For every 15 cars on the road, there are 12 bikes. What is the ratio of bikes to cars?
12:15
A car is traveling 45 miles per hour. What is the ratio of miles to hours?
45 : 1
What is 100% of 53?
53
A percent is a value that is always out of _____.
100
What is the ratio that 15 : 12 is created from? Hint: Simplify!
5 : 4
Jason can run at a speed of 5.2 miles per hour. How far can Jason run in 6 hours?
31.2 miles
Cristina scored a 24/25 on her most recent quiz. What is that as a percentage?
96%
A unit rate compares how much of one quantity there is to _____ unit of the second quantity.
The ratio of teachers to students is 8 : 2. Create two equivalent ratios, one that is scaled down (smaller) and one that is scaled up (larger).
check as a class1
Tary is playing with a remote control car. She measured it traveled at a rate 35 feet in 20 seconds. How many feet can the car travel per second?
1.75 feet per second
here were a total of 60 people at the end of year party. 48 people showed up. What percentage of the grade came to the end of the year party?
80%
Unit rates use these words to indicate an invisible 1:
______, ________ , _________
per, each, every
There are 230 calories in 4 ounces of ice cream. How many calories are there in 6 ounces of ice cream?
345
Yadriel thinks his boss didn't make him enough money. He makes $14.25 an hour. After working for 6 hours, his boss paid him $71.25. Is this the correct amount?
no he wasn't paid enough. He should be paid $85.50
Jordyn is saving up for a new x box. She has already saved $65.00 which is 20% of the total cost. What is the total cost of the xbox?
$325.00
What common mistakes do people make when setting up ratios, rates, or percentages?
The order
Which ratio does not below with the others?
5:6, 7:8, 15:18, 25:30
7:8
Cassie can text 450 words in 9 minutes. Carla can text 875 words in 25 minutes. Who is the faster texter?
Cassie: 50 words per minute
Carla: 35 words per minute
Cassie can type more words per minute so she is faster
36 people tried out for the soccer team. 25% of the people that tried out did not make the team. How many people did make the team?
27 people made the team