HELPPP ASAP 1. a 651 kg box is lifted up to a ledge 4521 cm off the ground in 12 seconds. Calculate the work done

2. A 651 g box is lifted up to a ledge 452.1 m off the ground in 12.0 seconds Calculate the work done

3. A 200.7 mL sample of gas has a pressure of 1.35 Pa. What is the new volume, in liters, as the pressure changes to 0.420 Pa?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

What is the result of the following division?

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?