Number Systems
-10 + 5 - 6
-11
What is equivalent to 15/45?
A) 1/2
B) 2/3
C) 1/3
1/3
Solve for x.
x - 25 = 75
100
A square a side of 10 inches. What is the area?
100 inches2
You have a bag with 10 marbles: 5 red and 5 blue. What is the probability of randomly selecting a red marble?
1/2
(or 5/10)
Covert the fraction to percent: 1/5
20%
Mike ran 2 miles in 30 minutes. Dave ran 5 miles in 60 minutes. Who ran faster Mike or Dave?
Dave
Silas wrote an equation to model the total cost of his taxi ride.
• The base fare for the taxi ride is $2.55.
• The taxi service charges $1.75 per mile.
Which equation models Silas’s total cost in dollars, y, for a taxi ride that is x miles long?
A) y = 2.55x – 1.75
B) y = 2.55x + 1.75
C) y = 1.75x – 2.55
D) y = 1.75x + 2.55
D) y = 1.75x + 2.55
What is the area?
30 feet2
A spinner has 8 equal sections, numbered 1 through 8. What is the probability of landing on an even number?
4/8 or 1/2
4 + 2 x 12 -4
24
Mariana made a 90% on here geography test. If she missed 3 questions, how many questions were on the test?
30
4x + 24 = 36
Solve for x.
x = 3
Manny has a basketball court in the shape of a rectangle in the backyard. The dimensions are 120 feet by 50 feet. What is the area of the basketball court?
6000 feet2
Trina is eating a bag of skittles with her friends. She has 3 red, 2 purple and 2 yellow left. If she were to give 1 skittles to a friends what color is the friend most likely to get?
Red
Julia is planning an athletic picnic for her school. She bought 3 drinks that were on sale for 3 for $10.00. She bought 8 hotdogs that come in packages of 8 for $2.00 and 10 buns that come in packages of 10 for for $1.50. How much did she spend?
$13.50
Patty and John went out to eat for their anniversary dinner. If there meal was a total $32 including tax and tip, and they gave a 20% tip, how much was the tip?
The tip was $6.40
The height of a person should be no less than 4 feet to ride the roller coaster. Which inequality is correct for this situation?
A) x > 4
B) x < 4
C) x is less than or equal to 4
D) x is greater than or equal to 4
D) x is greater than or equal to 4
A pyramid has a square base with a side length of 7 centimeters. The height is 4. What is the volume of the pyramid?
196 cubic centimeters
A jar contains 50 marbles: 20 are red, 15 are blue, and 15 are green. What is the probability of selecting a blue or green marble?
30/50 or 3/5
Janice is doing a walk-a-thon to earn money for the cheerleading squad at her school. Her mother told her that she would give her $2.50 for every 2 miles that she walks. Janice walks 10 miles. How much money does her mother owe her.
$12.50
If the are 1000 students in the school and 750 students are part of the athletic department at Flyte middle school. What percent of students are in athletics at Flyte middle school?
75%
15x - 75 = 15
Solve for x
x = 6
A student draws a picture of a house. The triangle has an area of 36 inches2, the rectangle has an area of 64 inches2. What is the total area of the composite figure?
100 inches2
In a jar, there are 12 candies: 4 chocolates, 3 caramels, and 5 mints. What is the probability of picking a caramel or a mint?
8/12 or 2/3