Ratios & Rates
A comparison of two quantities with the same unit.
What is a ratio?
This is the opposite of -7.
What is 7?
A letter that represents a number.
What is a variable?
This is the number of sides in a triangle.
What is 3?
The average of a set of numbers.
What is the mean?
If a car travels 180 miles in 3 hours, this is the unit rate.
If a car travels 180 miles in 3 hours, this is the unit rate.
What is the absolute value of -15?
What is 15?
Simplify: 3x + 2x
What is 5x?
The formula to find the area of a rectangle.
What is length × width?
The number that occurs most often in a set.
What is the mode?
A recipe calls for 2 cups of sugar to 5 cups of flour. What is the ratio of sugar to flour?
What is 2:5?
Solve: -4 + 9
What is 5?
Solve: x + 5 = 12
What is x = 7?
The 3D shape with 6 equal square faces.
What is a cube?
The middle number when data is in order.
What is the median?
This term describes when two ratios are equal.
What is a proportion?
A number that can’t be written as a fraction.
What is an irrational number?
The name for a math phrase with no equal sign.
What is an expression?
The surface area of a cube with side length 3.
What is 54 square units?
This value is found by subtracting the lowest from the highest number.
What is the range?
If 4 pencils cost $2, how much do 10 pencils cost?
What is $5?
Find the quotient: -36 ÷ 6
What is -6?
Factor: 6x + 12
What is 6(x + 2)?
Find the volume of a box: length 4, width 3, height 2.
What is 24 cubic units?
If you roll a die, this is the probability of rolling a 5.
What is 1/6?