2NW’s Study GuideSOL 5.9 (Circles)

1. If the diameter of a circle is 11.2 feet, what is the circumference? Use the estimation for Pi (3).

2. A trampoline has a radius of 8 feet, what is the diameter?

3. If the diameter of a circle is 22 meters, what is its radius?

4. A bike tire has a radius of 9 inches. What is the circumference?

5. Which statement is not true about the diameter of a circle?a. It divides the circle in half b. B. It is made of two radii c. C. It is a segment from the center of the outer edge of the circle d. D. It measures the distance across a circle, through the center of that circle.

6. What is the definition for the circumference of a circle?

7. In the figure, point O is the center of the circle.

Which two points appear to make a chord that is NOT a diameter when connected with a straight line?

A M and S C O and R B T and O D M and R

SOL 5.16 (Measures of Center/Variation)

1. 35, 56, 34, 44, 52, 12, 34, 45 Mean = _____Median = ______ Mode= _____ Range = _____

2.The money John earned in the past five weeks was $52, $58, $47, $47, $51. What is the mean, median and mode of this set of data?

Mean: $

Median: $

Mode: $

Question 10

What would happen to the median if the Christmas hat was discounted from $8 to $5?

A The median would decrease.

B The median would increase.

C The median would stay the same.

D There is not enough information given to determine what happens to the median.

11. Which measure of center is also known as the fair share? _______________

12. Which set of data below has the greatest variation?

A. 24, 18, 24, 50, 35, 50, 24, 10 C. 10, 45, 13, 20, 20, 16, 9, 10

B. 16, 39, 85, 16, 39, 17, 25, 39 D. 33, 30, 33, 30, 25, 29, 15, 38

SOL 5.5 (word problems with decimals)

1.Melissa purchased $39.46 in groceries at Kroger. The cashier gave her $1.46 in change from a $50 dollar bill. Melissa gave the cashier an angry look! Why?

2.Mr. Pulley and Mr. Tice went to a football game. They each bought a ticket for $123.47. They also purchased a beverage at $4.50 each and a nacho supreme for $5.00 a piece. What was the total they spent altogether at the game?

3. Mark and his four brothers won a raffle for the amount of $1,025.55. They plan to share the amount equally. How much money will each brother receive?

4. What is the difference between 32 and 15.105?

SOL 5.7 (Order of Operations)

1.Solve using the order of operations. Show your work. (12 ÷ 6 x 3) + 17 =

2. Solve using the order of operations. Show your work. 12 - 6 + 60 ÷ 4 =

3. What would 15 + 24 – (58 – 13) ÷ 1 look like after completing the first step?

a. 39 – (58 – 13) ÷1 b. 15 + 24 – 45 ÷ 1 c. 15 + 24 – (58 – 13)

4. What is the first step in solving this problem? 5 x (18 – 12) + 24

a. 5 x 24 b. (18 -12)

c. 12 + 24 d. 5 x 18

SOL 5.19 (Distributive Property)

1. Which equation shows the distributive property of multiplication over addition?a. (5 x 7) + (5 x 4) = (7 x 5) + (4 x 5)b. 5 (7 + 4) = (5 x 7) + (5 x 4) c. 5 x 7 x 4 = 4 x 7 x 5 d. 5 x (7 x 4) = (5 x 7) x 4

2. Which expression is equal to 7 (11 + 2)? a. (7 x 11) x (7 x 2) b. (7 x 11) + (7 x 2)c. 7 x 11 x 2 d. (7 + 11) + (7 + 2)

3. Which expression shows how you can evaluate 7 × 63 using the Distributive Property?

a. (7 × 6) + (7 × 3)b. (7 × 60) + (7 × 36)c. (7 × 60) + (7 × 30) d. (7 × 60) + (7 × 3)

Directions: Do these expressions show the distributive property of multiplication over addition correctly or incorrectly? Please circle your choice. Pay attention to the operation symbols!

4. 8 + (3 + 2) = (8 x 3) × (8 x 2) CORRECT INCORRECT

5. (20 x 16) + (20 x 14) = 20(16 + 14) CORRECT INCORRECT

SOL 5.11/12 (Angles and Triangles)

1.Which angle is closest to 110⁰?

A. B.

C. D.

2.Which of these is an obtuse triangle?

A. B. C. D.

3. 4.

5.

SOL 5.13 (Plane Figures)

1.

2. 3.

4.

5.

SOL 5.15 (Line graphs/stem-and-leaf plots)

1.Which of the following statements about the above graph is true?

a. The greatest increase in temperature was between Day 1 and 2.b. The greatest increase in temperature was between Day 5 and 6.c. The greatest decrease in temperature was between Day 2 and 3.d. The greatest increase in temperature was between Day 3 and 4.

2.The stem-and –leaf plot shows the grades some students in Mrs. Parks’ class earned on their last history quiz. Grades on History Quiz

Stem Leaf6 3, 6, 7, 97 2, 3, 3, 3, 4, 88 1, 5, 5, 69 41 0, 0

Based on data in the stem-and-leaf plot, what is the total number of students who earned a grade of 70 or higher on their last math quiz?

A. 3 C. 8B. 13 D. 10

3.Look at line graph and determine which table has matching data.

Key: 8 I 5 means 85

5:00 PM 6:00 PM 7:00 PM 8:00 PM 9:00 PM 10:00 PM 11:00 PM0

20

40

60

80

100

120

140

Popcorn Sold at the Movie Theater

A B

Time # of Buckets Sold5:00 805:30 906:00 406:30 1107:00 1207:30 708:00 70

C

Time # of Buckets Sold5:00 806:00 907:00 408:00 1159:00 12010:00 7011:00 70

Time # of Buckets Sold

5:00 806:00 857:00 408:00 1059:00 12010:00 6511:00 65

D

Time # of Buckets Sold5:00 806:00 907:00 408:00 1109:00 12010:00 7011:00 70

4. The manager of a local movie theater kept a record of sales for the morning children’s movie for two weeks. This lists the results.

18 15 26 22 30 44 38

13 19 27 24 22 53 42

Which of the following stem-and-leaf plots shows this same information?

A.

Stem Leaf 1 3, 5, 8, 92 2, 4, 6, 73 0, 84 2, 45 3

C.

Stem Leaf1 3, 5, 8, 92 2, 2, 4, 6, 73 0, 84 2, 45 3

B.

Stem Leaf1 3, 5, 8, 92 2, 2, 4, 6, 73 84 2, 45 3

D.

Stem Leaf1 0, 3, 5, 8, 92 2, 2, 4, 6, 73 0, 84 2, 45 3

SOL 5.18 Variables and Expressions

1.Joyce took all the books out of a box and arranged them on three shelves.  She put the same number of books on each shelf.  If b represents the number of books that were in the box, which of the following could be used to find the number of books Joyce put on each shelf?

a. b + 3        b.   3b     c. b – 3     d. b÷ 3

2.

3.

4.

5.

Which picture represents x – 5 = 3?

A C

B D