You serve a volleyball with a mass of 2.1kg/ The ball leaves your hand with a speed of 30m/s. The ball has( ) energy. Options KE=0.5 x m x V2 or PE= m x g x h V=Velocity or speed

M=Mass in Kg

G= 10 m/s/s

H=Height in meters

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.