Create a 5 number summary for this data set: 2 , 2 , 3 , 3 , 6 , 8 , 10
Min: 2 , Q1: 2 , Median: 3 , Q3: 8 , Max: 10
100
Write an expression for this situation: A number take way 8, divided in half
(n - 8) / 2
100
If the ratio of boys to girls in the school play is 2 to 5, does that mean there are 7 kids in the school play?
Not definitely, but it is possible. The ratio is possibly reduced. For instance there may be 6 boys and 15 girls in the play.
100
3.11 x 0.6
1.866
200
Alex hit 15 out of 25 pitches at baseball practice. What percentage of the pitches did he miss?
40%
200
Does an outlier cause a greater change in the mean (average) or the median (middle)?
An outlier has a greater affect on the mean
200
Write an expression for this situation: The sum of twice a number and 7, times 8
(2n + 7) x 8
200
The ratio of left footed soccer players to total soccer players on the team is 6 to 19. What is the ratio of left footed players to right footed players?
6 : 13
200
9.435 / 1.5
6.302
300
Jared earned 80% on his math test. He answered 60 questions correctly. How many total questions were on the test.
75 total questions
300
How do you calculate interquartile range? (IQR)
Q3 - Q1
300
Write an expression for this situation: The difference of 8 and 4 taken from m
m - (8 - 4)
300
Write a ratio sentence for this situation. There are 45 chickens and 9 horses in the barn.
For every 5 chickens in the barn there is 1 horse.
300
7 / 8 divided by 1 / 9
7 and 7/8
400
A fidget spinner costs $3.57 after a 16% discount. What was the original cost of the spinner?
$4.25
400
Calculate the M.A.D. for this data set: 4 , 5 , 9 , 14
3.5
400
Write an expression for this situation: 3 less than 8 times a number
8n - 3
400
If the ratio of boys to girls in the class is 3 to 5... how many total students could possibly be in the class? Write down 3 possibilities.
8, 16, 24, 32, 40...
400
1 / 5 x 4 and 1/2
9 / 10
500
Jessica wore her favorite jeans on 10% of the days she attended school this year. If she had perfect attendance and went to school all 180 days, on how many days did she wear her favorite jeans?
18 days
500
Calculate the IQR for this data set: 2 , 3 , 4 , 20
9.5
500
Write an expression for this situation: 4 times 5, subtracted from the quotient of twice a number and 6
(2n / 6) - 4 x 5
500
The ratio of cows to horses in the barn is 5 to 4. How many total animals are in the barn?
Not enough information. Possibly 9, but possibly more...