Question

in the annual school newsletter, the administrators at salem high school reported the number of students that biked to school each month. students who bike to school according to the graph, what was the rate of change between march and april? students per month

Explanation:

Step1: Identify values for March and April

From the graph, number of students in March ($y_1$) is 85, in April ($y_2$) is 60. Time period ($x_2 - x_1$) is 1 month (April - March).

Step2: Apply rate of change formula

Rate of change = $\frac{y_2 - y_1}{x_2 - x_1}$ = $\frac{60 - 85}{1}$ = -25.

Answer:

-25