Number / Number Sense
(no calculator)
The area of a square room is 256 square feet. What is the length of one side of the room?
a) 14 ft
b) 16 ft
c) 64 ft
d) 128 ft
b) 16 ft
If 1 inch is equal to approximately 2.54 centimeters (cm), how many inches are in 16 cm? (Round to the nearest tenth)
a) 40.6 in.
b) 6.3 in.
c) 0.2 in.
d) 13.5 in.
b) 6.3 in.
ABC is similar to XYZ
Which statement is TRUE?
a) BC = XY
b) BA = XY
c) CA = ZX
d) AB = YZ
c) CA = ZX
A bag has 15 white marbles and 12 blue marbles. Allison will randomly select 1 marble from this bag. What is the probability that she will select a blue marble? Simplify answer to lowest terms.
12/27 = 4/9
What is the value of x2 + yz if x = 4, y = -3, and z = 2?
a) 2
b) 10
c) 22
d) 26
b) 10
(no calculator)
Which statement is FALSE?
a) 10-4 = 0.0001
b) 10-3 = 1/1000
c) 10-2 = -0.02
d) 10-5 = 1/105
c) 10-2 = -0.02
A recipe for oatmeal cookies calls for 2 cups of flour for every 3 cups of oatmeal. How much flour is needed for a larger batch of cookies that uses 9 cups of oatmeal?
a) 3 cups
b) 4 cups
c) 6 cups
d) 12 cups
c) 6 cups
A quadrilateral has angles with measures of 56o, 215o, and 15o. What is the measure of the last angle?
a) 286o
b) 114o
c) 90o
d) 74o
d) 74o
A bowl of snack size candies has 3 Twix, 4 bags of Skittles, and 5 Snickers. What is the probability that Mrs. Price will grab a Twix if she reaches in the bowl without looking? Express your answer as a percent.
3/12 = 1/4 = 25%
What is the value of 10y + 2|3x+2| if x= -2 and y= 3?
a) 127
b) 95
c) 38
d) 22
c) 38
(no calculator)
Write 8.13 x 10-4 in standard form.
a) 0.0813
b) 81,300
c) 8,130,000
d) 0.000813
d) 0.000813
Travis is making a scale model of his home. The actual home is 45 feet long and 35 feet wide. Travis wants his model to be 15 inches in length. Find the width of his model if he uses the same ratio. (Round to the nearest tenth)
a) 525 in.
b) 19.3 in.
c) 105 in.
d) 11.7 in.
d) 11.7 in.
Which of the following statements is true?
A A rhombus is always a square.
B A square is always a rhombus.
C A trapezoid is always a parallelogram.
D A parallelogram is always a rectangle.
B A square is always a rhombus.
A bag contains the following marbles - 2 spotted, 4 striped, and 2 white. A marble was drawn from the box shown and replaced, 20 times. The results are recorded - 5 spotted, 12 striped, and 3 white. Which marble does the theoretical probability equal the experimental probability?
spotted
Solve.
10 = 4 – 3x
a) 4.7
b) 42
c) 2
d) -2
d) -2
(no calculator)
Which list is in ASCENDING order
a) 2.7x10-7, 8.4x10-2, 5.5x105
b) 5.5x105, 8.4x10-2, 2.7x10-7
c) 8.4x10-2, 5.5x105, 2.7x10-7
d) 2.7x10-7, 5.5x105, 8.4x10-2
a) 2.7x10-7, 8.4x10-2, 5.5x105
20% of the students in the band were part of the drum line. There are 18 students in the drum line. What is the total number of students in the band?
a) 90 students
b) 360 students
c) 180 students
d) 36 students
a) 90 students
A triangle is located at points
A (5, 10) B (-5, -5) C (-10, 15)
What is the scale factor if the triangle is dilated to the following points
A' (1, 2) B' (-1, -1) C (-2, 3)
scale factor = 1/5
Billy picks one card at a time from a bag and replaces it. He repeats this process 12 times and records the results. Which letter has an experimental probability of 1/3 for being drawn from the bag next?
A - 3 times
B - 4 times
C - 2 times
D - 3 times
letter B
4/12 = 1/3
Solve.
16 < 4 - 3x
a) x < -4
b) x > -4
c) x < 4
d) x > 4
a) x < -4
(no calculator)
Which list is in ASCENDING order?
a) -0.5, -5/9, -5%
b) -5/9, -0.5, -5%
c) -5%, -0.5, -5/9
d) -5/9, -5%, -0.5
b) -5/9, -0.5, -5%
Michael has $425.50 before he goes shopping. He spends 20% of it on groceries and then 2/5 of the remaining amount on supplies for an art project. How much money does Michael have left over?
a) $204.24
b) $136.16
c) $340.40
d) $85.10
a) $204.24
A six-sided die is rolled 300 times. How many times would you expect it to land on a 2?
A) 200
B) 150
C) 100
D) 50
D) 50
1/6 of 300 = 50
50/300 = 1/6
P(land on a 2) = 1/6
Identify ALL numerical values that are part of the solution set for the following inequality.
3x - 4 < -16
a) -4 b) 4 c) 4.5
d) -3.5 e) -5.5 f) -4.5
e) -5.5
f) -4.5