Number Sense
[NO CALCULATOR] Which shows an exponential form of 10^-7? A) 10^-3 B) 1/10*1/10*1/10*1/10 C) 1/100000 D) 0.00001
C
Mr. and Mrs. Horner will be visiting the museum with their three children. Tickets cost $25 for adults and $15.50 for children. How much does it cost for the whole family to visit the museum?
$96.50
Triangle LMN~JKH. Write all the corresponding sides and angles.
L~=J, M~=K, N~=H, LM~JK, MN~KH, LM~JH
A spinner has 6 sectors of equal size: 1 labelled A, 3 labelled B, and 2 labelled C. Calculate the theoretical probability that the spinner lands on B. Write your answer as a fraction in simplest form.
1/2
If x = 2, y = 1. If x = 5, y = 2 1/2. If x = 6, y = 3. This represents a proportional relationship between x and y. Write an equation in the form of y = mx to represent the relationship shown.
y = 0.5x
[NO CALCULATOR] Arrange these numbers from least to greatest. 4.16*10^-2, 2.13*10^3, 3.02*10^-1, 2.62*10^3
4.16*10^-2, 3.02*10^-1, 2.13*10^3, 2.62*10^3
Amanda has 4 boards that are each 64 inches long. She needs to cut each board into multiple pieces that are each 12 4/5 inches long. How many pieces will she have after she cuts all 4 boards?
5 boards
Jason drew a shape. The shape had 4 congruent sides and perpendicular, bisecting diagonals. What shape did Jason draw?
a rhombus
Matthew has a spinner that is divided into 3 congruent sections, labelled 1, 2, and 3. He spins the spinner 100 times, and lands on section 1 36 times, section 2 25 times, and section 3 39 times. Based on the results, is the theoretical probability of landing on section 2 greater than, equal to, or less than the experimental probability?
less than
A movie theater is offering a coupon for $3 of the regular ticket price. Let x represent the regular ticket price. Let y represent the discounted ticket price. Write an equation that represents the relationship between the regular ticket price (x) and the discounted ticket price (y).
y = x - 3
[NO CALCULATOR] Arrange the four numbers shown from least to greatest. sqrt(25), 3.0, 250%, -15/4
-15/4, 250%, 3.0, sqrt(25)
There are 420 students at Virginia Middle School. The ratio of girls to boys is 4:3. Exactly how many more girls are there than boys?
60 students
OR = 10m, RK = 11m
The following set of data represents the scores on a math quiz. 58, 79, 81, 99, 68, 92, 76, 84, 53, 57, 81, 91, 77, 50, 65, 57, 51, 74, 81, 89 Maya wants to make a histogram using this data using the intervals 50-59, 60-69, 70-79, 80-89, and 90-99. How tall should the 80-89 bar be?
5
A white square represents 1, a black square represents -1, a white rectangle represents x, and a black rectangle represents -x. Represent 2x+3.
2 white rectangles and 3 white squares
[NO CALCULATOR] Is 50 a perfect square? Justify your answer.
No, no whole number multiplied by itself results in 50.
A scale drawing of an airplane is drawn in the scale of 24 feet:1 centimeter. If the length of the drawing is 6 cm, what is the length of the actual plane?
144 feet
Trapezoid PARK is isosceles. Angle P is 100 degrees. Calculate the measurements of the rest of the angles.
A = 100, K = 80, R = 80
Mr. Hemingway surveyed his class to collect data on how long his students slept the previous night. He made a histogram to show the result of this survey. 2 students slept 0-3 hours last night, 9 students slept 4-7 hours last night, 6 students slept 8-11 hours last night, and 3 students slept 12-15 hours last night. What percent of students slept more than 12 hours last night?
15%
Solve for x. 2x - 4 = -20
x = -8
[NO CALCULATOR] A town has a high temperature of 8 degrees and a low temperature of -4 degrees. Write an absolute value statement to describe the difference in temperature.
|8|+|-4|
Breanna purchased 8 oranges for $10 at the grocery store. Using this information, if you buy 12 oranges, how much will it cost?
$15
In quadrilateral FORK, F is x degrees, O is 64 degrees, K is 91 degrees, and R is 97 degrees. Solve for x.
x = 108
The owner of a restaurant recorded the total amount of fluid ounces of soda that customers consumed on Tuesday. 78, 79, 80, 85, 88, 89, 92, 98, 98, 99, 100, 102, 103, 107, 108 One of the employees of the restaurant concluded that the median is between 90 and 94 fluid ounces. Is he correct? Justify your answer
No, the median is 98 fluid ounces.
Which values satisfy the inequality of 11 + 2x < 13? Select all that apply. A) 0 B) -12 C) 1 D) -9 E) 8 F) -3 G) 15
A, B, D, F