Ratios
write a ratio for 10 trucks to 4 cars
10:4
10 to 4
10/4
45 meters in 3 seconds
15 meters per second
2/3 and 4/6
Yes; 2x6= 12 and 4x3= 12
write the fraction as a percent
17/100
17%
Ana earns $12 in 3 hours. How much does she make in 5 hours?
$20 in 5 hours
2 to 5
2:5
2/5
$4.32 for 6 apples
0.72 per apple
Are 1/6 and 2/5 equivalent?
No; 1x5=5 and 6x2=12
Write the decimal as a percent- .78
78%
Mr. Latsch gets 10 points in 4 games. How many points does he get in 6 games?
15 points
What are the 3 ways to write a ratio?
x:y
x to y
x/y
Write a unit rate for the situation- 210 miles in 3 hours
70 miles per hour
Write 3/20 as a percent
15%
Peyton got an 85% on his math quiz. Write his score as a decimal and as a fraction
.85
85/100
Explain what this ratio means.
7 scooters to 12 bikes
For every 7 scooters there are 12 bikes.
Five movie tickets cost $38.00. How much do 8 movie tickets cost?
$60.80
Are 2:26 and 3:39 equivalent proportions?
Yes; 2x39= 78 and 3x26= 78
About 62% of human body is composed of water. Write this percent as a fraction and a decimal.
62/100
0/.62
Cheyenne texts 60 words in 4 minutes. Then she texts 45 words in how many minutes?
3 minutes
there are 12 players to 1 coach - 1:12
Explain why this ratio is wrong.
12:1
order matters, players than coaches
What do we always have to include when it comes to writing unit rates?
Labels
ex: 50 words per minute
Are the following rates equivalent?
12 pages in 20 minutes
20 pages in 32 minutes
12x32= 384
20x20= 400
Not equivalent
When turning a decimal into a percent, what do we do?
Move the decimal two spots to the right and add a percent sign
Tristen read 16 pages in Long Line of Rebels in 20 minutes. How many pages can he read in 45 minutes?
36 pages