Chapter 1
A decimal that ends is a(n)
if a car goes 40 miles every two hours how many does It go in one
what is 20
The decrease from the original price of an item to its sale price.
What is Markdown
What is a constant
Terms that have the same variable are called ______
What is like terms
-2.375 divided 15
what is -.15
42.6 feet x
3 days 1 day
what is 14.2 days
The accuracy of a measured or estimated value compared to its actual value is described as the
What is percent error
The number part of a term that contains a variable is a
what is coefficient
addition and subtraction have a ________ because they can "undo" each other
Two numbers that have a sum of 0 are
what is additive inverses
An equation that shows that two ratios are equal is a
what is proportion
An initial amount of money that is deposited in an account is called the
What is principal
a ____ is a letter that represents an unknown value.
What is variable
You _____ when you divide both sides of the equation
What is isolate the variable
You can use rational numbers to solve problems in the same way that you use ____
what is whole numbers
For two quantities x and y, if y is always a constant multiple of x, they have a(n)
what is Proportional relationship
describes how much a quantity has changed relative to its original amount.
What is percent change
A(n) ____ is one that is true about a population based on a representative sample.
What is a valid inference
A statement that contains > < or ≠ to compare two expressions is a(n)
what is inequality
a _______is a fraction where a and/or b are fractions and b is not equal to 0.
what is complex fraction
The value of the ratio y x of two proportional quantities x and y is called the
what is constant of proportionality
1/4 = %30 is an example of____
What is percent error
A farm charges $1.75 for each pound of strawberries picked and $2 for a basket to hold the strawberries. What is the total cost to pick 5 pounds of strawberries?
What is 1.75(5) + 2 = 8.75 + 2 = 10.75
A ________ _______ is the combination of two or more geometric shapes
What is composite figure