The distance s, in feet, that an object will fall in t seconds is given by
s = 16t2 + vt,
where v is the initial downward velocity of the object in feet per second. Find the initial velocity of an object that falls 256 ft in 4 s.

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60