need a help on writing a poster .
A freestyle skier hits the takeoff ramp with an initial velocity of 17.5 m/ with a purely vertical take off (90 degrees). What is the peak height that the skier will reach?
I have a math problem. Joleen saved $85 dollars from babysitting to spend on CDs. Every Monday a music store has all CDs on sale for $5.95 each. How much change will she receive buying as many CDs as possible? Thanks