20 points! the equation y=459.678x+1588.906 models the weekly profit of a business, in dollars, where x is the number of radio advertisements they air.

what does the y-intercept of the equation represent in context of the situation?

the cost of a radio advertisement is about $1600.

without any radio advertising, the weekly profit would be about $460.

the cost of a radio advertisement is about $460.

without any radio advertising, the weekly profit would be about $1600.

Long division the problem is 40 ➗ 348 = ?

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?

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?