A rescuer drops a box of food to the ground from a helicopter that is 156 feet above the ground. What is the height of the box of food 3 seconds after it was dropped? Use the vertical motion model h(t)=−16t2+156 where t is the time in seconds, and h is the height in feet?

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

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