Vocab
What are the 3 ways to write a ratio?
as a fraction, with the word to and with a :
what is the unit rate? 99 miles per 3 hours
33 miles per hour
If the unit rate is 20 miles per 1 hour , what is the rate per 5 hours?
100 miles per 5 hours
Which ratio is greater: 5:6 or 6:7? Show the two ratios being compared.
35:42 > 36:42
What is 4/8 simplified to? What is the decimal form of it?
1/2 and 0.5
Any given ratio has how many unit rates?
2
what is the unit rate? 150lbs per $75
2lb per $1
If the unit rate is 25 steps per minute , what is the rate per 30 minutes?
750 steps per 30 minutes
Which ratio is greater: 3:8 or 2:6? Show the two ratios being compared.
9:24 > 8:24
Mark has 6 horses and 2 pigs. IF the difference between them is 64, how many horses and pigs would he have?
96 horses and 32 pigs
96-32 = 64
What do we use ratios for?
Comparing two numbers or quantities
what is the unit rate? $4.95 per 5lbs
$0.99 per 1lb
If the unit rate is 10oz per minute, what is the rate per 14 minutes?
140 oz per minute
Francisco uses 12 ounces of milk for every 18 ounces of fruit in his smoothie recipe. Nia uses 8 ounces of milk for every 12 ounces of fruit in her smoothie recipe. Who would use more milk if they each use 6 ounces of fruit?
F 4:6 = N 4:6
There are 5 hearts and 2 stars. If the total was 91, how many hearts and how many stars are there?
65 hearts and
26 stars
What is a unit rate?
A type of rate compared to 1 unit. (denominator of 1)
what is the unit rate? $8.58 per 11 donuts
$0.78 per donut
If the unit rate is 15.5 miles per gallon , what is the rate per 4 gallons?
62 miles per 4 gallons
The ratio of boys to girls in Ella’s grade is 3 to 4. The ratio of boys to girls in Minh’s grade is 4 to 5. Each grade has a total of 20 girls. What are the equivalent ratios being compared?
E 15:20 < M 16:20
Keira ran a 400 meter race in 64 seconds. What was her unit rate?
6.25 meters pet second.
What operations do you use to find an equivalent ratio?
Multiplication or Division
what is the unit rate? 4 pies in 8 minutes
0.5 pie per minute
If the unit rate is $0.25 per 1oz , what is the rate per 12 oz
$3 per 12 oz
At an amusement park, 25 people ride the race cars (RC) every 30 minutes, and 20 people ride the ferris wheel (FW) every 20 minutes. Which ride will have more riders each hour? What are the two ratios being compared?
RC 50:60 < FW 60:60
11 years old
(24 hours x 60 minutes = 1440 minutes per day)
15,840 ÷ 1440 minutes = 11 years)