Jamal can run 1 mile in 5.05 minutes. If Jamal maintains this pace during
a 5-kilometer (5K) race, he expects
to break the course record of
15.25 minutes. What is the constant of proportionality?

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.

Need on this geometry question. explain how you did it.

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.