Heidi, a jewelry salesperson, earns a commission of $55 every time she sells a diamond ring. how many rings does she have to sell to earn $605? choose the equation that correctly calculates the amount.
a. $55 × w = $605
b. $55 + w = $605
c. $605 – $55 = w
d. $55 – w = $605 – w

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

The table below represents the displacement of a fish from its reef as a function of time: time (hours) x displacement from reef (feet) y 0 4 1 64 2 124 3 184 4 244 part a: what is the y-intercept of the function, and what does this tell you about the fish? (4 points) part b: calculate the average rate of change of the function represented by the table between x = 1 to x = 3 hours, and tell what the average rate represents. (4 points) part c: what would be the domain of the function if the fish continued to swim at this rate until it traveled 724 feet from the reef? (2 points)

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?