Sean pays £10 for 24 chocolate bars. He sells all 24 chocolate bars for 50p each. Work out Sean's percentage profit.

Asphere has a diameter of 10 in. what is the volume of the sphere?

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Solve 3x-18=2y and 5x-6y=6 by elimination show work