1. A streaming service has a 10 dollar activation fee and costs 8 dollars per month. Which equation represents the total cost, $C$, for $m$ months of service?
2. A plumber's total charge, $C$, is modeled by $C = 75 + 50h$, where $h$ is the number of hours worked. If a job takes 3 hours, the total charge is ___ dollars.
3. Which representation of a linear relationship is a compact summary that is best for making precise predictions?
4. A salesperson's weekly pay is $P = 400 + 0.10S$, where $S$ is their total sales. If their sales for the week are 3,500 dollars, what is their total pay, $P$? ___ dollars.
5. A table shows a plant's growth. The point (4, 12) is in the table, where the first number is weeks and the second is height in inches. What does this point mean?
6. A laser printer prints pages at a constant rate described by the equation $p = 40t$, where $p$ is the number of pages and $t$ is the time in minutes. How many pages can it print in 6 minutes? ___ pages
7. A water tank starts with 50 liters. Water is added at a rate of 15 liters per minute. Let $V$ be the total volume of water and $t$ be the time in minutes. Which equation represents this relationship?
8. A linear relationship is described by the equation $y = 3x + 7$. In a table of values for this equation, what is the value of $y$ when $x = 5$? ___
9. A baker's total cost, $C$, to make a custom cake is given by $C = 1.50d + 12$, where $d$ is the number of decorations. If the total cost was $21.00, how many decorations were added? ___ decorations
10. The table shows a linear relationship between $x$ and $y$. Which equation correctly represents this relationship? | x | y | |---|---| | 2 | 3 | | 4 | 7 | | 6 | 11 |