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Unit 1B Test: Number Systems (STA)

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Last updated over 1 year ago
12 questions
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Question 1
1.

Tyson is dividing –30 by a negative integer. Which of the following statements describes the quotient Tyson should get?

Question 2
2.

Which of the following expressions is equivalent to –6?

Question 3
3.

Andrea purchases 33/4 pounds of carrots for $1.60 per pound, 2/3 pounds of potatoes for $1.59 per pound, and 3 pounds of onions for $1.79 per pound. What is the total amount she spent on ALL vegetables? Use the table below to help you find the answer.

Question 4
4.
Evaluate each expression below. Write your answer as an integer, fraction or mixed number in simplest terms. Show your work.

_______

_______
Question 5
5.

Larry works at Chick-Fil-A and makes $15.25 per hour. He works 8 hours every Monday, Wednesday, and Friday. Since Larry is saving up to buy a car, he puts 45% of his earnings in a savings account. How much money does Larry put in his savings account per week? (hint: round to the nearest hundreths!)

Question 6
6.

Use the information to answer the following question.

Susan has a checking account. For each day that Susan’s checking account balance falls below zero, she is charged by the bank a fee of $5.50 per day. Her current balance in the account is –$2.50.

If Susan does not make any deposits or withdrawals, what will be the new balance in her account after 3 days? Show your work.

Question 7
7.

Use the information to answer questions 7 and 8.

Rachel incorrectly evaluated the expression 4.8 – (2.5 – 6.3). Her work is shown below:

What was Rachel’s error? Explain using the properties of operations.

Question 8
8.

What is the value of the expression below:


Evaluate using any strategy of your choice.

Question 9
9.
Without solving, determine if the answers to the following expressions will be positive or negative. Explain your answers in the show your work section.

__________

__________

__________
Question 10
10.

Use the information to answer questions 10 – 12.

Debbie recorded the distance she ran each day on the table.


How is Wednesday’s distance written as a decimal? Show your work.

Question 11
11.

Debbie recorded the distance she ran each day on the table.


When written as a decimal, will Thursday’s distance be a repeating decimal or a terminating decimal? Explain.

Question 12
12.

Debbie recorded the distance she ran each day on the table.


If Debbie ran Wednesday’s distance 6 times a week, would she reach her goal of 10 miles? Show your work.