It takes 7 students 38 minutes to complete a test, three students 36 minutes, 1 student 34 minutes, 6 students thirty-two minutes, and ten students 30 minutes. What is the probability that one student will complete the test in 30 minutes? Answer in fraction form.

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two