Algebra 1 Mid-Semester Review 2022

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The student council sent its members on four field trips during the school year. The number of buses needed to transport the members on each trip is a function of the number of members who went on each trip. This function consists of only the ordered pairs (52, 3), (72, 4), (86, 5), and (105, 6). What is the domain for this situation?

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In which step below does a mistake first appear in simplifying the expression 0.5(-12c + 6) – 3(c + 4) + 10(c - 5)?

Step 1: -6c + 3 – 3(c + 4) + 10(c – 5)

Step 2: -6c + 3 – 3c – 12 +10(c – 5)

Step 3: -6c + 3 – 3c – 12 + 10c - 50

Step 4: 7c – 41

• Step 1

• Step 2

• Step 3

• Step 4

An organization has a monthly budget of x dollars. Every month $2,070 is spent on salaries. One-fourth of the remaining budget is spent on monthly activities. Which function can be used to find the amount in dollars spent on monthly activities?

• I and III

• II, III, and IV

• II only

• I, III, and IV

A contractor’s total earning from a job include a fixed amount plus an amount based on the number of hours worked. The values in the table represent the linear relationship between the number of hours worked and the contractor’s total earnings in dollars.

What is the rate of change of the contractor’s total earnings in dollars with respect to the number of

hours worked?

• $8.75 per hour worked

• $9.25 per hour worked

• $10.00 per hour worked

• $20.00 per hour worked