Ratios & Unit Rate
True or false, you can make a ratio comparing only 1 category to itself.
False, a ratio MUST compare 2 or more different categories.
What are the three types of integers?
Negative numbers, Positive numbers, Zero.
What number is associated with percentages?
100
What is a variable?
A number in math that represents an unknown value.
Which comes first in ordered pairs X or Y?
X
There are 9 trees and 17 plants. What is the ratio of plants to trees?
17:9
17 to 9
17/9
What types of integers are found to the left of zero?
Negative numbers.
What are the 3 categories of percents?
Clue: You can asked to solve for the ____, the ____, or the ______.
Part
Whole
Percent
Substitute to solve the following algebraic expression:
y= 4
100y
400
How many axis does a coordinate plane have? And which way does each go? (Horizontal, Vertical)
2 axis
Y axis is vertical (up & down)
X axis is horizontal (side to side)
Are the following ratios equivalent?
10:35 and 2:7
Yes, you can divide 10 by 5 to get 2, and then divide 35 by 5 to get 7.
What integer is neither negative or positive?
Zero
What is 25% of 200?
50
Name the order in which we solve algebraic expressions.
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
How many quadrants are there on a coordinate plane and where are they located?
4 quadrants.
Quadrant I - Upper Right
Quadrant II- Upper Left
Quadrant III- Lower Left
Quadrant IV- Lower Right
What number does the word 'per' refer to?
ONE
True or false, the alligator eats the smallest integer.
False, the alligator eats the largest integer.
450 is 100% of what number?
450
Solve the following algebraic expression:
w=10
w+25+(w-2+2)
45
In which quadrant can you find the following ordered pair: (-7, 3)
Quadrant II
Ms. Toney can juice 22 pineapples in 5 hours. How many pineapples can she juice per hour?
4.4 pineapples per hour
Would the following inequality have an open or closed circle?
16 < 20
Open circle
In a basketball game a player made 4 shots out of 12. What percentage of baskets did they make?
33.3%
Solve the following algebraic expression:
t=12 m=6 c=3
(t+m+c+53) + 2c+3m+4t
218
What is the middle of the coordinate plane called? And what are the ordered pairs?
The origin, (0,0) .