1
Melissa asks visitors at a farm how many apples they picked that day. She calculates the mean of the data.
What does the mean of Melissa's data describe?
a) the total number of apples that were picked that day
b) the largest number of apples that were picked that day
c) the average number of apples picked that day by a visitor
d) the most frequent number of apples that were picked that day
C. The average number of apples picked that day by a visitor
There are 24 students in Becky's class. There are more students in her class than Roger's class.
Create an inequality that represents this situation, using x for the number of students in Roger's class.
x<24 or 24>x
Select all temperatures that are warmer than -22oF.
a) 22oF
b) 0oF
c) -21oF
d) -23oF
e) -44oF
A, B, and C
An expression is given:
8x
What is the value of the expression when x = 3?
24
What is the value of the expression 33 x 42?
432
Maya pays $6 for 24 ounces of cereal.
How much does Maya pay per ounce?
$0.25
An expression is given
3x + 18
Which expression is equivalent?
a) 21x
b) 3(x+18)
c) 3(x+4)
d) 3(x+6)
D
Paul has red and blue pens. He has 15 red pens and a total of 28 pens. What is the ratio of red pens to blue pens?
15:13
Write an inequality to represent the statement.
The cost of Jose's lunch, x, is less than $7
x < 7 or 7 > x
What is the median price of a gallon of gas?
$3.09 $3.49
$3.19 $ 3.49
$3.29 $3.39
$3.34
Kerry compares the production rates of two sewing machines in a factory. She finds that machine A makes 40 mats in 45 minutes, and machine B makes mats at twice the rate of machine A.
How many mats does Machine B make in 90 minutes?
160 mats
Write an inequality to represent the statement:
Amanda spends no more than 14 minutes putting on her makeup.
x < 14 (less than or equal to)
Write an inequality to represent the statement.
It takes Emily at least 20 minutes to drive to work (x)
x > 20 or 20 < x
¾x = 28
A report about bricks states: "The 8 damaged bricks represent 20% of all the bricks tested".
How many bricks were tested?
40 bricks.