The Number System
what is the value of 24,093/3
(no calculator)
8031
Birdseed costs $1.25 per pound. How much does 6 pounds of birdseed cost?
(no calculator)
$7.50
In the expression 4x-9, which is the coefficient?
4x
What is the area, in square units, of the trapezoid
picture on handout
(Calculator)
210
Johanna tests how high, in centimeters, different people can jump when using a trampoline.
185,183,157,189,162,168,191,121,128,158,137,141, 136,159,188,154,176,190
What is the range of her data?
70
A stadium has 8,436 seats that are divided into 12 different sections. Each section has the same number of seats. How many seats are in each of the 12 sections?
(No calculator)
703
Convert 0.4 to a percent
40%
Evaluate the expression
15/5 +32-2?
10
A right rectangular prism has a height of 17.35 centimeters and an area of 18 square centimeters at its base.
What is the volume, in cubic centimeters, of the right rectangular prism?
(calculator)
315
Kellen surveyed 13 people about the number of cell phones they owned. His data are shown.
0,1,1,2,2,2,3,3,4,5,7,8
Which box plot represents Kellen's data?
In Jeremiah's class, 2/5 of the students are boys. What percent of the students in Jeremiah's class are boys?
(calculator)
40%
An airplane flies at a speed of 460 miles per hour. How many miles does the airplane fly in 3.5 hours?
(No calculator)
1610.0
- The first bag has 8 potatoes in it. - The second bag has 6 potatoes in it. - The third bag has 10 potatoes in it. - She has not yet counted the number of potatoes in the fourth bag.
To represent the total number of potatoes she has, Janet writes (8+6+10)+x, where x is the number of potatoes in the fourth bag. Which expression also represents the number of potatoes Janet has?
a. 2(4+3+5+x) b. 2(6+4+8) + x
c. (8+6)(10+x) d. (8+6)+(10+x)
(8+6) + (10+x)
Malk wants to find the surface area of a square pyramid
What statement describes how Malik can calculate the surface area of the square pyramid?
A. Add the area of the 3 identical triangles B. add the area of 4 identical triangles C. add the area of 1 square and 3 identical triangles. D. add the area of 1 square and 4 identical triangles.
D. add the area of 1 square and 4 identical triangles.
Donald collects data about the number of pets the students in his class have. He wants to use one number to show how much the data in his set vary. What number could Donald use?
Mean, Median, Mode or Range
Range
what fraction is equivalent to 0.17?
(no calculator)
17/100
A submarine is at a depth of 100 meters below the ocean's surface. It ascends 100 meters. What is its new depth?
0 meters
Which expression is equivalent to 3x+2.5(x+2)?
A. 3x+2 C. 22x +2
B. 13x+5 D. 22x +5
(Calculator)
13x +5
Find the area of the triangle
9 cm2
A given data set has:
- a mean of 26.5 - an interquartile range of 5.5 - a minimum of 21 - and a maximum of 29
Which measure describes all the values in the data set?
26.5
Karen says 4/5 is equal to 80%. Is Karen correct? If so, why?
(no calculator)
Karen is correct because 4/5 is equivalent to 80/100
A car service charges $2.40 for driving 1 mile. How much does the company charge for driving 12.45 miles?
(No calculator)
$29.88
Laura writes the expression 1.5x + 2.75y +3
Maria writes the expression 3+1.5x+2.75y
Which property can be used to prove that the two expressions are equivalent?
additive property, associative property, commutative property, or distributive property
(calculator)
commutative property
Two right rectangular Prism A and Prism B, have the same height. The volume of Prism A is half the volume of Prism B. The base Prism A has an area of 40 square inches. What is the area, in square inches, of the base of Prism B?
20, 40, 60, or 80
(no Calculator)
80
Dee kept track of the number of miles she ran each week for 2 months. 12,10,2,11,8,10,14,10
Find and calculate the median and the interquartile range for Dee's data.
(calculator)
median = 10
IQR= 2.5