Wednesday
Which expression is equivalent to −15x − 27?
A −3(12x − 27)
B −3(12x + 24)
C −3(5x − 27)
D −3(5x + 9)
D −3(5x + 9)
What is the value of (−870 ÷ 5) ∙ (−6)?
A. 1,044
B. 29
C. −29
D. −1,044
A. 1,044
The total grams of sugar, s, in n cookies can be represented by the equation s = 9. 4n.
What is the constant of proportionality of the equation?
A 4.7
B 9.4
C 18.8
D 28.2
B 9.4
The measurements of two sides of a triangle are 10 inches and 17 inches.
Which length could be the measurement of the third side of the triangle?
A 27 inches
B 20 inches
C 7 inches
D 5 inches
B 20 inches
Which expression is equivalent to −4. 2 − 5. 8?
A 4.2 + 5.8
B 4.2 + (−5.8)
C −4.2 + 5.8
D −4.2 + (−5.8)
D −4.2 + (−5.8)
What is the value of 4(−7. 5) + 150 − 72. 25?
A 192.25
B 107.75
C 74.25
D 47.75
D 47.75
A furniture apprentice creates 2/9 of a table in 2 1/4 hours. At this rate, how long does it take the furniture apprentice to create 1 table?
A 10 1/8 hours
B 9 hours
C 1/2 hour
D 8/81 hour
A 10 1/8 hours
What is the decimal equivalent of −11/4 ?
A −11.4
B −2.75
C 2.75
D 11.4
B −2.75
Which two equations are correct?
A −13.2 ∙ −15 = −198
B −13.2 ∙ −15 = 198
C 13.2 ∙ −15 = −198
D 13.2 ∙ −15 = 198
E 13.2 ∙ 15 = −198
B −13.2 ∙ −15 = 198
C 13.2 ∙ −15 = −198
Which expression is equivalent to 3(2 − 3x) − 10x?
A 16x − 9
B x + 6
C −19x + 9
D −19x + 6
D −19x + 6
A teacher spends $70. 80 on 4 calculators and 4 prizes. If each calculator costs $9. 74, and each
prize costs x dollars, which two statements are true?
A Each prize costs $7.96.
B Each prize costs $15.27.
C The equation x + 9.74 = 70.80 can be used to find x.
D The equation 4x + 9.74 = 70.80 can be used to find x.
E The equation 4(x + 9.74) = 70.80 can be used to find x.
A Each prize costs $7.96.
E The equation 4(x + 9.74) = 70.80 can be used to find x.
A customer service representative earns $15 per hour plus a weekly bonus. The expression
15h + 60 represents the weekly amount the customer service representative earns working
h hours.
Which expression also represents the weekly amount the customer service representative
earns working h hours?
A 15(h + 4)
B 15(h + 14)
C 15(h + 45)
D 15(h + 60)
A 15(h + 4)
A jogger runs 2/3 mile from home to the town square. Then, the jogger runs 1/2 mile to work.
If the jogger follows the same route to work 3 days each week, how many miles does the jogger run to work in 1 week?
A 1 1/6 miles
B 2 1/3 miles
C 3 1/6 miles
D 3 1/2 miles
D 415
Which statement is true?
A The angle measures 50°, 60°, and 70° do not determine a triangle.
B The side lengths 9 ft, 12 ft, and 15 ft do not determine a triangle.
C There is one unique triangle with angle measures of 50°, 60°, and 70°.
D There is one unique triangle with side lengths of 9 ft, 12 ft, and 15 ft.
D There is one unique triangle with side lengths of 9 ft, 12 ft, and 15 ft.
A weather forecast indicates it is likely that it will rain in a town today. Which could be the
probability of it raining in the town today?
A 0.8
B 0.5
C 0.2
D 0.1
A 0.8
A butcher earns $4, 750 working at a butcher shop for one month. The butcher puts 1/4 of the earnings in savings, spends 3/5 of the earnings on living expenses, and puts the rest of the money into a retirement account.
How much money does the butcher put into the retirement account?
A $712.50
B $1,187.50
C $1,650.00
D $2,850.00
A $712.50
A student has a coin with sides heads, H, and tails, T, and a stack of three cards labeled with
the numbers 1, 2, and 3. The student flips the coin once and picks one card at random.
Which list shows all possible outcomes?
A 1H, 1T
B 1H, 2H, 3H
C 1H, 2H, 3H, 1T, 2T, 3T
D 1T, 2T, 3T
C. 1H, 2H, 3H, 1T, 2T, 3T
There are exactly 4 blue, 4 green, 4 orange, 4 purple, and 4 red marbles in a bag.
If a student randomly selects 1 marble from the bag, what is the probability that the student selects an orange marble?
A 0.2
B 0.25
C 0.45
D 0.8
A 0.2
A spinner is divided into 4 equal sections of blue, green, red, and yellow.
If a child spins the spinner 600 times, how many times should the child expect the spinner to land on the green section?
A 100 times
B 120 times
C 150 times
D 300 times
C 150 times
A gardener uses 4/5 gallon of water to water 1/6 of a garden.
At this rate, how much water is needed to water the entire garden?
A 2/15 gallon
B 5/24 gallon
C 4 4/5 gallons
D 7 1/2 gallons
C 4 4/5 gallons
A concession stand employee takes a random sample of 150 customers at the concession stand to determine the number of customers who order hot dogs. Of the customers in the sample, 72 purchase hot dogs.
If there are 1, 800 customers at the concession stand during one game, about how many customers would be expected to purchase hot dogs?
A 72 customers
B 720 customers
C 864 customers
D 1,296 customers
C 864 customers
A student purchases a laptop from an electronics store. The laptop is on sale for 15% off the original price, and there is 5% sales tax on all purchases.
If the original price of the laptop is $800, what is the final price the student pays for the laptop after the discount and sales tax are applied?
A $640
B $680
C $714
D $720
C $714
There is a circle with a diameter of 42 millimeters.
Which statement about the circle is true? (Use 3. 14 as an approximation of pi.)
A. The area of the circle is approximately 65.94 square millimeters, and the circumference of the circle is approximately 5,538.96 millimeters.
B. The area of the circle is approximately 131.88 square millimeters, and the circumference of the circle is approximately 1,384.74 millimeters.
C. The area of the circle is approximately 1,384.74 square millimeters, and the circumference of the circle is approximately 131.88 millimeters.
D. The area of the circle is approximately 5,538.96 square millimeters, and the circumference of the circle is approximately 65.94 millimeters.
C. The area of the circle is approximately 1,384.74 square millimeters, and the circumference of the circle is approximately 131.88 millimeters.
A swimming pool manager analyzes the percentage of members who buy snacks at the
concession stand. The manager surveys the first 25 members to arrive at the pool on Tuesday
and determines that 5% of these members buy snacks at the concession stand.
Which statement is true?
A The sample is representative of the population because it includes all members of the pool.
B The sample may not be representative of the population because it only includes members who arrive early.
C The sample shows that exactly 5% of the pool members buy snacks at the concession stand.
D The sample shows that on Tuesdays, exactly 5% of all pool members buy snacks at the concession stand.
B The sample may not be representative of the population because it only includes members who arrive early.
The town mayor wants to know town residents’ opinions of the newly renovated park.
Which sampling method produces an unbiased, representative sample of the population?
A Survey 10 people at the local pet store on a Monday evening.
B Survey 45 random patrons at a local diner.
C Survey every 15th person on a list of all town residents.
D Survey every person who walks by the mayor’s office on a Tuesday morning.
C. Survey every 15th person on a list of all town residents.