Integers
1) -3 + 6 =
2) 8 + -8 =
3) 6 + -10 =
1) -3 + 6 = 3
2) 8 + -8 = 0
3) 6 + -10 = -4
A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?
15 customers per hour
8(x + 4) =
8x + 32
What type of triangle has two equal length sides?
Isosceles Triangle
Twelve students have an equally likely chance of being selected in a drawing at school. Eight are girls and four are boys. What is the probability that a boy will be selected? Make sure your answer is in simplest form.
1/3
-9 - (-1) =
-8
In your class 6 students out of 30 students are left-handed. What percent of students are left-handed?
20%
-4x - 10x
-14x
What is the sum of the angles inside a triangle?
180 degrees
If I flip a coin 10 times how many times should I get heads?
1/2 or 5 times
Order the following Integers from least to greatest.
-9, 6, 12, -19, 15, 0, -8, 7
-19, -9, -8, 0, 6, 7, 12, 15
Find the missing value x.
15 5
__ = __
9 x
x = 3
x - 4 = 6
x = 10
Do the following side lengths form a triangle?
3, 6, 12
No
3 + 6 < 12
At a school assembly 3 out of the first 10 students were wearing spirit wear. Based on this information, if 400 students were at the assembly, then how many students could be expected to be wearing spirit wear?
120 students
- 12 + 6 - 4 =
-10
Billy Bob just bought a new car. His car costs $75,000. How much money will he pay in taxes for the car if the sales tax is 6%?
$4500
What would be the best first step to solving the equation? -3=x+5
Complementary Angles = ____degrees
Supplementary Angles = ____ degrees
90 degrees
180 degrees
Mr. Scam gives everyone of his 150 students a survey and places their names in a hat. He then randomly selects 30 surveys from the hat to represent his data.
Which type of sample is this?
Convenience
Simple Random
Systematic Random
Voluntary Response
Simple Random
The price of a share of stock started the day at $37. During the day it went down $3, up $1, down $7, and up $4. What was the price of a share at the end of the day?
$32
Mike went to Beggar's with his family. Their total bill was $65.41 and they wanted to leave a 20% tip. How much of a tip did they leave?
$13.08
-6p - 3 = 9
p = -2
A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's approximate circumference?
18.84 m
What is the mean of these numbers?
4,5,5,2,3,3,2,8
4