Kimberly loves to ski in the winter, but her least favorite part is riding the slow ski lift to the top of the mountain. Each ski-lift ride takes 5 minutes. During her most recent ski session, Kimberly spent 60 minutes in all on the ski lift. Let r represent how many ski-lift rides Kimberly took. Which equation models the problem?

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a.f[g(3)] b.g[f(5)] c.g{f[g(-4)]}

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.