This sample space shows all of the possible combinations of one type of drink and one type of snack that Jody can choose.
According to the sample space, what is the probability that the combination Jody chooses will include crackers?
2/8 or 1/4
The weights of boxes packed for shipping are shown in the stem-and-leaf plot.
8
Three students found some shells. Travis found 13 shells, Liam found 8 shells and Kerry found 12 shells. If all three students shared their shells fairly, how many would each get? What measure of center is this?
11 shells; mean
A number machine uses a rule to change numbers. The table shows the results.
What could be the rule the number machine used?
Multiply by 2 or bx2=n
Julie has 17 songs on her iPod player. She purchased more songs to get a total of 23 songs. What equation would best be used to determine how many songs were purchased?
17 + s = 23
Antonio has a bag of marbles. The bag contains:
- 3 blue marbles
- 5 black marbles
- 8 red marbles
- 3 green marbles
- 5 white marbles
Which statements below are true?
1. The probability of selecting a black marble is greater than the probability of selecting a red marble.
2. The probability of selecting a red marble is 8/24.
3. The probability of selecting a blue marble is equal to the probability of selecting a green marble.
4. The probability of selecting a white marble is 1/5.
Statements 2 and 3
How much warmer was it at 12:00 p.m. on Monday than it was at 12:00 p.m. on Friday?
14 degrees
Students kept a chart of the number of breakfasts purchased each day for one week. The table shows the data that was collected.
What is the median of this data?
140
Which set of numbers is tripled to get the next number in the series?
A. 3, 9, 27, 30, 33, …
B. 4, 12, 36, 108, …
C. 5, 10, 15, 20, 25, …
D. 2, 6, 12, 24, …
B
A clerk in the grocery store is stacking cans. If there are 17 cans on the bottom row and the next row will have n fewer cans, what number sentence could be used to find the number of cans that would be on the next row?
17 - n = ?
Louis works at a local restaurant. The uniform he wears to work consists of a red, blue, or white shirt and black, blue, or khaki shorts. What is the probability that Louis will wear blue shorts to work?
3/9 or 1/3
What is the range of the data in the stem-and-leaf plot?
37
Which set of data has a range with the greatest variation?
A. 12, 21, 32, 8, 15
B. 12, 24, 35, 16, 30
C. 26, 36, 41, 30, 48
D. 40, 31, 28, 34, 23
A
The table shows the input and output of different numbers.
What number would replace the ? in the table?
18
Using the key shown, look at the following equation mat.
What equation is represented by the equation mat shown?
7 = x + 4
Ella was going on vacation and packed a pink coat, a white shirt, a yellow shirt, black pants, and blue pants. A complete outfit consists of a coat, shirt, and pants. Use this information to complete the tree diagram below that shows the different possible options for a complete outfit.
Based on the stem-and-leaf plot, what was the most common test score on the science test?
75
A fifth grade collected their student population's ages in years. How can the variation of ages best be described?
Range or Measure of Variation
If the pattern below continues, what would be the 9th term?
25, 27, 24, 26, 23, 25, 22.....
21
Complete the table by writing in the equations to go with the balance scales shown on the table.
x + 3 = 5
x + 5 = 6
4 = x + 3
Leighton is going to take a turn on the spinner shown below. The spinner is equally divided into three sections as labeled. Identify the true statements.
1. The probability of the arrow landing on blue is certain.
2. The probability of the arrow landing on yellow is impossible.
3. There is an equal probability for the arrow to land on red, yellow, or blue.
4. The probability of the arrow landing on the number 4 is impossible.
5. There is a 1/3 probability of the arrow landing on red.
Statements 3, 4, and 5
Samantha has a part-time job babysitting after school. She recorded her earnings in the graph below.
Samantha wants to use the money she has earned from babysitting for vacation. She needs to take $500 on her trip. How much more money does Samantha need to save?
$180
Richard wants to find out his current grade in math class after taking five quizzes. Which measure of center would be best for him to use?
Mean
A number machine uses a rule to change numbers. The table below shows the results.
What could be the rule used by this number machine?
Multiply by 3
What number sentence could be used to solve the following word problem?
Bobby has 8 packs of gum. Each pack has the same number of pieces of gum inside. If d represents the number of pieces of gum in each pack, how many pieces of gum does Bobby have in all?
8 • d = 40