Students were asked to write a formula for the length of a rectangle by using the formula for its perimeter, p=2l + 2w. Three of their responses are shown below.
1
I.
w
П.
1
l= (6-2w)
2
l=
2
p - 2w
TIL
15 hich responses are correct?
A II and III, only
B I and II, only
C I, II and III
DI and III, only

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

What is the solution set of the quadratic inequality x^2-5< or equal to 0