Find the simple interest on $5,000 at 6% interest for 3.5 years.

Which linear inequality is represented by the graph? !

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

Can some one me with these questions