Can some wone help? Alonso walked with his friend Andy one day, and wanted to compare their speeds. Alonso walked 3 miles in one hour, and Andy walked 2 miles in 2 hours. Complete the table to graph the relationship for each person.

What is the constant of proportionality for Alonso?
What is the constant of proportionality for Andy?
Who walked faster?

Find the total area for the regular pyramid ( follow the answer set up in the picture)

Question 5 spring semester final exam math evaluate

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.