A group of students were asked of they carry a credit card and what color it is. The responses are listed in the table. Blue Red Yellow
Total
Freshman
107
5
22
Sophomore
8
8
3
19
Junior
12
4
2
18
Senior
11
9
7
27
Total
41
28
17
86
a) If a student is selected at random, find the probability the student has a blue card and the student is a sophomore.
b) If a student is selected at random, find the probability that the student has a red card given that the student is a freshman.
c) If a student is selected at random, find the probability that the student is a freshman given that the student has a blue card.
d) If a student is selected at random, find the probability that the student is a freshman or the student has a blue card.

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points

The school track has eight lanes. each lane is 1.25 meters wide. the arc at each end of the track is 180. the distance of the home straight and the radii for the arcs in the 1st 4 lanes are given. s=85m r1=36.5m r2=37.75m r3=39m r4=40.25m part one: find the radii of lanes 5 through 8 of the track. show your work. part two: if max ran around lane one, how far did he run? show your work and explain your solution. part three: max wants to run a total of three laps around the track, choose two additional lanes (2-8) for him to run and find the distance around those two lanes. show your work and round to the hundredths. part 4: based on your lane choices in part three, what was the total distance max ran in the three laps around the track?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)