Which sentence matches the mathematical equation? x – 0.25x = 0.75x

Question 4 options:

Decrease by 25% is the same as multiply by 75%.

Decrease by 0.25 is the same as multiply by 0.70.

Decrease by 25% is the same as increase by 75%.

Decrease by 25 is the same as multiplying by 70.

What is always true when two whole numbers are subtracted?

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

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?