Ratios
Rates
Solving Rate Problems
Mean
Median, Mode, and Range
100
Write the ratio in simplest form: 25/30
5/6
100
Write a rate that represents the scenario: 2 inches in 8 years.
2 inches/8 years or 1 inch/4 years
100
Find the speed: 900 miles in 18 hours
50 miles/hour
100
The following data represents the how many pets your 5 different people own: 1, 3, 2, 4, 0. What is the mean number of pets these 5 people own?
2 pets
100
Find the median, mode(s), and range of the data: 3, 5, 7, 9, 11, 3, 8
Median: 7; Mode: 3; Range: 8
200
Write two equivalent ratios for the given ratio: 12/8
3/2, 24/16 (two possible answers)
200
Write a unit rate for the situation: $12.50 for 5 ounces
$2.50/1 oz
200
A skydiver falls 1810 feet every 10 seconds. How far does is fall in 40 seconds?
7240 feet
200
The ages of students in your class is: 11, 11, 11, 11, 12, 12, 12, 12. What is the mean age of students in your class?
What is 11.5
200
Find the median, mode(s), and range of the data: 93, 81, 94, 71, 89, 92, 94, 99.
Median: 92.5; Mode: 94; Range: 28
300
One way to make kitten food is to soften two parts cat food with one part water. How much cat food can be softened with 24 parts water?
48 cups of cat food
300
Lightning strikes the Earth 100 times per second. What is the rate in strikes per minute?
6000 strikes per minute
300
Six containers of yogurt cost $4.50. How much do eight containers cost?
$6
300
The following is the number of emails you received this week: 4, 6, 3, 6, 7, 7, 2. What is the mean number of emails you received each day?
5 emails
300
Find the median, mode(s), and range of the data: 44, 13, 36, 52, 19, 27, 33.
Median: 33; Mode: No mode; Range: 39.
400
During a checkers game, there are 16 pieces left. The ratio of red to black is 3:5. How many red pieces are on the board?
6 red pieces
400
Your heart beats 240 times in 4 minutes. What is your heart rate in beats per second?
1 beat per second
400
Three boxes of cereal cost $9.57. How much do five boxes cost?
$15.95
400
The following data shows your cell phone usage for five months: 445 minutes, 516 minutes, 618 minutes, 575 minutes, 288 minutes. What is the mean number of minutes?
488.4 minutes
400
Find the median, mode(s), and range of the data: 4.7, 8.51, 6.5, 7.42, 9.64, 7.2, 9.3.
Median: 7.42, Mode: No Mode; Range: 4.94
500
There are 64 students in a school play. The ratio of boys to girls is 9:7. How many boys are in the school play?
36 boys
500
Which pack of energy bars is the better buy? 10 bars for $13.50 or 15 bars for $19.20.
The 15 pack because it is $1.28 per bar, and the 10 pack because it is $1.35 per bar.
500
Eight ounces of ham cost $1.92. You bought $9.60 worth of ham. How many ounces did you buy?
40 ounces
500
In your class 2 students do not receive an allowance, 4 students receive $3, 6 students receive $5, 2 students receive $6, and 2 student receives $8. What is the mean allowance?
What is $4.375 or $4.38
500
The ages of the racers in a bicycle motocross race are 14, 22, 20, 25, 26, 17, 21, 30, 27, 25, 14, and 29. The 30-year old drops out of the race and is replaced with a 15-year old. How are the mean, median, mode, and ranges affected? (NOTE: You do not have to actually find the mean, median, mode and range if you don't need to).
Mean: Decreases; Median: Decreases; Mode: Does Not Change; Range: Decreases
M
e
n
u