The perimeter of pqsr is 74 cm. what is qs?

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 you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?