September 14, 2011 Allyson is four years younger than her cousin T.J. Which expression can be used to find Allyson’s age when T.J. is N years old? a.n.

September 14, 2011

Allyson is four years younger than her cousin T.J. Which expression can be used to find Allyson’s age when T.J. is N years old?

a. n + 4b.N – 4c. 4 – nd.4n

September 15, 2011

Which of the following can be represented by the expression 2(n – 7)?a. twice a number, minus 7b. 7 more than a number, multiplied by 2c. twice the difference of a number and 7d. seven less than twice a number

September 22, 2011

What is the solution of 3a + 6 = 12?

a. 2b.3c. 6d.9

September 19, 2011

Vanessa and Cody collected money at a dance. Each ticket cost $0.75. Which of the following could be the total amount that they collected?

a. $93.25b.$94.50c. $95.75d.$96.50

September 21, 2011• Marcus is visiting Raleigh and needs a ride from

the airport to his hotel. A taxi cost $5 for the first mile and $6 for each additional mile. The limousine cost $80 plus a $12 tip. If the distance was 20 miles, which was the better deal?

• A. taxi, because $6 per mile is not much money• B. limousine, because the total cost is $68• C. taxi, because the total cost $5 + 19($6)• D. limousine, because it cost $27 less than the

taxi

September 20, 2011

• The formula d = t/5, where d = distance in miles and t = time in seconds between a flash of lighting and a crack of thunder, is used to estimate how far away a storm is. If you saw a flash of lightning and 16 seconds later heard the thunder, approximately how far away was the storm?

• A. 3 mi b. 6 mi• C. 8 mil d. 32 mi

September 22, 2011

Which situation could be modeled by the equation 4n + 2p = $19.98

a. 1 notebook costs more than 1 penb.4 notebooks cost twice as much as 2 pensc. 4 notebooks and 2 pens cost $19.98d.4 notebooks and 2 pens cost more than

$19.98

September 23, 2011

• Five friends share p pizzas. If each pizza costs $11 and the friends use a coupon for $2 off their total order, which expression represents each friend’s share of the total cost for the pizzas?

• A. 11p – 2 b. (11p/5) - 2• C. (11p -2)/5 d. (5p -2)/11

September 26, 2011

As an apartment complex manager, Miss Fernandez earns $150 for each apartment that is rented. If she earned $750 in one week, which equation could be used to find the number of apartments that she rented n?

a. 750 – n = 150b.N = 150 + 750c. 750n = 150d.150n = 750

September 27 2011

On January 30, 1960 a temperature of 34 degrees below Zero on the Celsius scale was recorded at Mount Mitchell. Which integer below represents this temperature?

a. 34b.-2c. -28d.-34

September 28, 2011

At 10:00 a.m. the temperature was 3 degrees F. By noon the temperature dropped 15 degrees. What was the temperature at noon?

a.-18 degrees Fb.-12 degrees Fc. 12 degrees Fd.18 degrees F

September 29, 2011

Solve X – 5 = 6 mentally.a. 10b.11c. 20d.21

September 29, 2011

A submarine crew was having a training exercise. The captain made the starting point 100 feet below sea level (-100 feet). He then ordered the submarine to dive 200 feet, rise 80 feet, dive 100 feet, rise 210 feet, and dive 60 feet. What was the final position of the submarine?

a. -170 feet b. -160 feetc. -150 feet d. -140 feet

September 30, 2011

• When Shim calculated the temperature in Chapel Hill for five days, he got a mean temperature of 84. However, he realized that he had written down a temperature of 95 instead of 85. What is the correct mean temperature for the five days?

• A. 74 b. 80• C. 82 d. 84

October 3, 2011

Sandra scored 81, 82, 68, 91, and 72 on her last five tests. What must she score on her next test in order to have an average score of 80?

• A. 84• B. 86• C. 88• D. 90

October 4, 2011

A movie ticket costs t dollars, popcorn costs p dollars and soda costs s dollars. Which expression represents the total cost of a ticket, popcorn, and soda for n people?

A.t(p + s + n)B.s(p + t + n)C.n(t + p + s)D.p(t + s + n)

October 14, 2011

When a number is decreased by 8, the result is 3. What is the number?

a. 1b.2c. 3d.11

October 6, 2011

At Charlotte’s Freedom Mall, Gina bought a blouse (x), a pair of shoes (y), and a pair of jeans (z). If she paid with a $100 bill, which expression represents the amount of change that she received?

a. 100 – (x – y – z)b.100 – x – y - zc. x + y + z – 100d.100 /xyz

October 7, 2011

You spent x minutes reading the Burlington Times-News on Monday. On Tuesday, you spent 15 more minutes than you did on Monday. Write an expression in simplest form that represents the total amount of time spent reading the paper on Monday and Tuesday.

a. X + 15b. 2x + 15c. 2x - 15d. X - 15

October 10, 2011

Find the value of 14 + 61 + 86 + 29 + 12 mentally.

a. 192b. 202c. 200d.222

October 11, 2011

Find the inter-quartile range for the set of data below:

32, 61, 41, 37, 58, 49

a. 11b. 21c. 37d. 58

October 12, 2011

At a local junior high school, 147 of the 196 students wear braces and 49 of the students who wear braces are boys. How many girls at the school wear braces?

a. 7b.32c. 98d.163

October 13, 2011

A plumber charges $35 for a house call and $80 per hour for each hour worked. If the total charge was $515, solve 515 = 35 + 80h to find the number of hours h that the plumber worked.

A.5 hB.6 hC.6 ½ hD.6 ¾ h

October 14, 2011

If x - 24 = -62, find the value of 3x + 2.

a. -259b.-112c. 109d.259

October 17, 2011

Thirty more than 4 times a number is 54. What is the number?

a. 5b.6c. 7d.8

October 18, 2011

Clarissa is making a dog run for her dog. She has 48 feet of fencing. If she wants to make the length 3 times as long as the width and use all of the fencing, what will be the dimensions of the dog run?

a. 3 ft by 21 ftb.4 ft by 12 ftc. 5 ft by 19 ftd.6 ft by 18 ft

October 19, 2011

What value of x will make 2x = 28 true?a. 5b.14c. 7d.8

Cumulative Review Quiz

October 20, 2011

In a candy factory, an average of 3 pieces of candy out of every n pieces tested are rejected. What fraction of those n pieces is NOT rejected?

a. n/3 b. (3-n)/nc. 3/n d. (n-3)/n

Stem Question: If you could add another step to the problem solving process, what would you add?

October 21, 2011

Stem Question:

Determine what could caused the measure of central tendency to be skewed?

October 21, 2011In biology class at North Carolina University, Jackson was studying a certain type of bacteria that doubles every 5 minutes. Which expression represents how many bacteria there will be after 1 hour?

0 min 2 Power 0

5 min 2 Power 1

10 min 2 Power 2

15 min 2 Power 3

20 min 2 Power 4

60 min

October 24, 2011

Three eighths of the student body are girls. One fifth of the girls wear glasses. What fractional part of the student body are girls who wear glasses?

a. 3/40 b. 2/3c. 3/20 c. 7/10

Stem Question: Determine what could caused the measure of central tendency to be skewed?

October 25, 2011

Katelyn had scores of 84, 80, 78, 72, 98 on her last five tests. What is her mean test score?

a. 80.2b. 82.4c. 84.4d. 85

Stem Question: Which is more important, showing your work or the solution? Defend your response.

October 26, 2011

Juan works for a grocery store in Outer Banks. He mixed 6 ounces of peanuts with 4 ounces of cashews and then advertised the mixture as a ratio of cashews to the total mixture. Which represents that correct ratio?

a. 1:6 c. 2:5b. 2:3 d. 3:5

Stem Question: What would you conclude about multiple choice questions as opposed to open ended questions on a mathematics test?

October 27, 2011

A cell phone plan costs $29.99 per month for the first 200 minutes. Each additional minute costs $0.60. If Keisha used a total of 231 minutes one month, what was the total cost for the use of the phone that month?

a. $31.85 c. 48.59b. 120.00 d. 43.85

Stem Question: What is your opinion of systematic guessing and checking to solve a problem?

October 28, 2011A ball was dropped from a height of 50 feet. Each time it bounced, it reached a height that was 60% of the previous height, as shown in the table. How high did the ball bounce on the eight bounce? Nearest tenth.

Bounce Height of Ball (ft)

0 50

1 30

2 18

3 10.8

4 6.5

5 3.9

October 31, 2011

How much water should Isaac add if he uses 1 cup of pancake mix to make the buttermilk pancakes shown below?

Butter milk Pancakes:2 cups pancake mix1 ½ cups of water

A.½ cB.¾ cC. 1 ¼ cD.1 ½ c

Stem Question 10/31/2011

• Rank the value of mean, median, mode in reference to grading. Justify the ranking

November 1, 2011

Display 37, 44, 32, 53, and 61 in a stem and leaf plot


• How would you prove that mathematics is evidenced in everyday life?

November 2, 2011

• Find the inter-quartile range for the set of data below:

• 32, 61, 41, 37, 58, 49• 11• 21• 37• 58


• How would you estimate the value or importance of using logical reasoning to verify a conclusion?

November 3, 2011

• Display 37, 44, 32, 53, and 61 in a stem and leaf plot


• Stem Question: What is your opinion of systematic guessing and checking to solve a problem?

November 4, 2011A ball was dropped from a height of 50 feet. Each time it bounced, it reached a height that was 60% of the previous height, as shown in the table. How high did the ball bounce on the eight bounce? Nearest tenth.

Bounce Height of Ball (ft)

0 50

1 30

2 18

3 10.8

4 6.5

5 3.9

November 4, 2011

: A ball was dropped from a height of 50 feet. Each time it bounced, it reached a height that was 60% of the previous height. How high did the ball bounce on the eight bounce? Nearest tenth.


• How would you decide which graph is the most effective to use in communicating a set of data? Explain your reasoning.

November 7, 2011

Find the value of 5 X 183 X20 mentally.• A. 9150• B. 12,810• C. 17,830• D. 18,300


• How might you check that the response you gave is a reasonable one?

November 8, 2011

One year, Wilmington had 53.1 inches of precipitation and Charlotte had 45.7 inches of precipitation. About how much more precipitation did Wilmington receive than Charlotte? Choose the best estimate.

• A. 4 in.• B. 5 in.• C. 7 in.• D. 8 in.


• How would you design a game that would change attitudes toward mathematics?

November 14, 2011

Which are outlier(s) of the data below?

12, 14, 25, 26, 28, 29, 30, 30, 36, 42, 53

November 15, 2011

Solve V = Bh/3 for h

a. h= 3V - Bb. h= 3V/bc. h= 3B/vd. h= (V – 3)/B

November 14,2011

• The amount of money that Enid has saved is $15 more than twice the amount of Felix’s savings. Which expression represents Enid savings when Felix’s savings are represented by X.

• 15 +2 – x• 2x + 15• 15x + 2• 15(2x)


• Explain the concept of Cross Multiplication. When is it appropriate to use for problem solving?

November 15, 2011

• When organizing the data in a stem and leaf plot, which part of the stem will have the greatest number of leaves?

• Data 26,17, 5, 4, 17, 23, 30, 18, 7, 23, 31, 32, 17, 8, 26, 34, 2, 27, 23

• 2• b. 3• c. 17• d. 23


• What does unit rate means? Give an example.

November 16, 2011

• Problem of the Day: The point (1, y) is on the line whose equation is y + 2x = -4. What is the value of the y coordinate of the point?

• -2• . -2.5• -4• -6


• Explain how you can determine whether two ratios are proportioned.

November 17, 2011

• Which ordered pair, (x, y), makes the equation y = x – 5 true?

• (-1, -4)• (1, 4)• (2, 3)• (3, -2)


• When is it more appropriate to use the standard system of measurement versus the metric system?

November 18, 2011

• An automatic pet feeder dispenses food at a rate of 0.15 kilogram every hour. The dispenser holds 3 kilograms of food. For how long will the feeder dispense before it needs to be refilled?

• 2 hours• 5 hours• 20 hours• 450 hours


• What is the relationship between the type of mathematical test questions and your performance?

November 21, 2011

• Solve for 5(y - 1) = 3y + 13

a.Y = 4b.Y = 7c. Y = 8.5d.7 = 9


• What is the significance of using graphing calculators in mathematics?

November 22, 2011

There are 15 girls and 18 boys in Ms. Alverado’s class. What is the ratio of boys to girls?

• A. 6 to 5• B. 5 to 6• C. 5 to 3• D. 3 to 5


• What is your preference for completing class assignments, small group or individual work? Explain when it would be most effective to use small group versus individual work?

September 14, 2011 Allyson is four years younger than her cousin T.J. Which expression can be used to find Allyson’s age when T.J. is N years old? a.n.

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