**Chapter 1**

Chapter 1 is all about ratios. Here are two question examples from chapter 1.

Answers/explanation

Chapter 2

Chapter 2 is about the constant of proportionality. Here are two question examples from chapter 2.

Answers/explanation

The answer to 1 is 151 students because if you count all the students that liked country that is the number you would get.

Chapter 3

Chapter 3 is about rates and percents. Here are 2 question examples from chapter 3.

Answers/explanation

The answer to 1 is $20 dollars because you have to use the box method.

Chapter 4

Chapter 4 is all about adding and subtracting with rational numbers. Here are 2 questions from chapter 4.

Answers/explanation

The answer to 1 is 4 because when says add you change it to subtraction and for the answer you would use the sign which has more.

**End of semester project**

**By: Kellie Schneider**

1. In box of 48 apples 1 in every 6 apples is rotten. How many rotten apples are?

2. There are 8 puppies for sale. There are 6 spotted puppies and 2 solid puppies. What is the ratio of solid to spotted puppies?

The answer to 1 is 8 because if you divide 48 by 6 you would get 8.

The answer to 2 is any of these 2:6, 2/6, or 2 to 6 because that is the ratio of spotted puppies to solid.

total students

Like country

Like rock

Like Hip-Hop

60

120

180

240

16

30

45

60

20

40

60

80

12

26

39

52

1. What is the number of students that like country?

2. What is the number of students that like Hip-Hop?

The answer to 2 is 129 students because if you count all the students that liked Hip-Hop that is the number you would get.

1. The 199.99 camera Kellie purchased was on sale for 10% off. What amount did Kellie get off the price? (Round up)

2. A computer is normally 899 but is discounted to 799. What percent of the original price does Bob pay? (Round up)

The answer to 2 is 88.8 because again you have to use the box method.

1.-3+7=?

2. -4-2=?

The answer to 2 is -6 because you have to change it to addition and use the sign which has more again.

Chapter 5

Chapter 5 is all about multiplying and dividing rational numbers. Here are two question examples from chapter 5.

1. (-3)x5=?

2. 56 divided by -8 is ?

Answers/explanation

The answer to 1 is -15 because if you just think of it as three groups of -5 that is the answer you would get.

The answer to 2 is -7 because all you do is just divide and if the numbers are the same its positive but if they are different it is negative.

Chapter 6

Chapter 6 is all about numerical and algebraic expressions and equations. Here are two question examples from chapter 6.

1. Evaluate this expression x-7 (If x = -11)

2. Simplify this expression 6x+9x

Answers/explanation

The answer to 1 is -18 because if you just plug in -11 and solve that is what you would get.

The answer to 2 is 15x because all you have to do is combine the like terms (add) and that will give you the answer.

Chapter 7

Chapter 7 is all about solving equations and inequalities. Here are two question examples from chapter 7.

1. 2+7x=16

2. 2x+5<-17

Answers/explanation

The answer to 1 is 2 because of my work shown.

The answer to 2 is -11 because of my work shown.

Thanks for watching!