Name ______

UCS MATH 7 Semester 1 Exam REVIEW GUIDE #2

The exam is a 2-part exam. Part I—No Calculators will be allowed. Part II—Calculators will be allowed. For the review guide, do the questions labeled NC without a calculator.

1 NC---Which situation has quantities that combine to make zero?

A Kesha had $5 and her mom gave C A penguin swam 6 feet down in her $5 more. the water and then swam 6 feet back up.

B A dog buried 3 toys in the front D Isabella drank of a gallon of the yard and 3 toys in the backyard. lemonade.

2 NC---A street in New Orleans has an elevation of 4 feet below sea level. A child released a balloon from the street. The balloon rose to an elevation of 200 feet above sea level. Which BEST shows the total distance between the balloon’s starting and ending point? A C

B D

3 NC---Look at the number line.

What is the distance between the two points indicated?

A 5 C 200

B 50 D 250

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 1 4 NC---Tracy and Angela competed in a trivia game in which each player gains or loses points in each round. In the last round, Tracy had 985 points and lost 387 points. Angela had 502 points and received an additional 183 points. What was the winner’s score?

A 570 C 685

B 598 D 889

5 NC---Joey and his family are going bowling. There are 3 adults and 4 children in the group. Each adult costs $8.00 and each child costs $5.00. What is the total cost for Joey’s family to go bowling? A $13.00 C $24.00

B $20.00 D $44.00

6 NC---A diver descends 18 feet and then descends 18 feet more. His position can be represented by the expression 2 ● (-18). Which number is equivalent to 2 ● (-18)?

A -36 C -16

B -20 D 36

7 NC---Which expression is equivalent to (-3 ● 10) ● 26, and why?

A -3 ● 10 + -3 ● 26 C -3 ● (10 ● 26) Distributive Property Associative Property

B -3 ● (10 + 26) D -3 ● (26 ● -10) Distributive Property Commutative Property

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 2 8 Kenny buys a huge 1-foot (12-inch) Toblerone candy bar and breaks it in half. He eats 5/6 of one of the halves of the candy bar today, because it is so big. How much of the original candy bar will he have left over for tomorrow, in inches?

Short Answer:

9 Due to the new IPAD, stock prices for Apple have increased by over the last 4 days. How much did the stock increase per day?

A C

B D 0

10 Mr. Gill is draining his pool. The sump pump he is using changes the water level by inches per hour. A stronger pump would drain the pool 2 times as fast. What would the change in water level be per hour with the stronger pump?

A C

B D

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 3 11 Josh bought 18.55 feet of carpet for his bedroom. He used 17.3 feet. What fraction of carpet does he have left over?

A 1.25 C

B D 35.85

12 What is the additive inverse of – 0.8 ?

A C

B D

13 At the beginning of the month, Mike’s bank account balance was $312.25. During the month, he made withdrawals of $51.54 and $106.75, and deposits of $36.45 and $28.65. What was Mike’s bank balance at the end of the month?

A $404.44 C $219.06

B $157.29 D $65.10

14 Solve 8c – 5 = 27.

A c = -4 C c = - 2.75

B c= 2.75 D c = 4

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 4 15 NC---Solve.

A C

B D

16 NC---Evaluate.

A 0 C 40

B 36 D 148

17 NC---JoAnna read a 50-page book. She read for her 5 minutes on Friday evening and 20 minutes on the following Saturday morning to read the entire book. How many pages per minute did JoAnna read? A 1 page C 3 pages

B 2 pages D 4 pages

18 NC---Troop 95 is selling cookies for $2.50 per box. Kia sold 12 more boxes of cookies than Mallory. If Mallory sold z boxes, which expression shows how much money the girls made together selling boxes of cookies for the troop?

A 2.50 • z + 12 C 2.50 • z + z + 12

B 2.50(z +12) D 2.50(z + z + 12)

19 NC---An accountant is figuring out a company’s profits, p, by comparing its revenues, r, to its costs, c. She used the formula below.

p = r – c

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 5 Which BEST describes the formula?

A Revenues and costs are always C Profit is the product of revenues equal. and costs.

B Profit is the sum of revenues and D Profit is the difference between costs. revenues and costs.

20 NC---The winning basketball team made of their free throw attempts. Which fraction is equivalent to ?

A C

B D

21 NC---Craig completed his math homework in of an hour. Kate finished her math homework in that time. Which of the statements below is true?

A Craig finished his math homework in 10 minutes.

B Kate finished her math homework in 30 minutes.

C Craig finished his math homework in of an hour.

D Kate finished her math homework in of an hour.

22 In the equation below, m, represents the total amount of money James had when he began his vacation. m - 97 = 59 How much money did James have at the start of his vacation?

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 6 A $38 C $146

B $42 D $156

23 Adam estimates the hours (h) it will take to repair a broken pipe using the (a) inequality below.

Which shows the number of hours it will take Adam to repair the pipe? A C

B D

23 Graph the inequality. (b)

A C

B D

24 Which figure shows a triangle with a 30o angle, a 60o angle, and a side with length 5?

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 7 A C

B D

25 What is the value of n in the figure shown below?

A 39° C 141°

B 80° D 321°

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 8 26 The measure of is 100°, and the measure of is 62.5°. Find the measure of . Angles are not drawn to scale.

A 50° C 37.5°

B 162.5° D 90°

27 Find the value of x.

A 5 C 10

B 30 D 60

28 Use this diagram to answer the question below.

If and , what is the measure of ? A 45° C 85°

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 9 B 50° D 90°

29 What is always true about vertical angles?

A They equal 180°. C They equal 90°.

B They are equal to each other. D They equal 360°.

2016-2017 MATH 7 Semester 1 Exam REVIEW GUIDE #2 Page 10