questions can be seen in images provided

1)

The length of a rectangle is increasing at a rate of 9 cm/s and its width is increasing at a rate of 6 cm/s. When the length is 11 cm and the width is 7 cm, how fast is the area of the rectangle increasing? cm2/ s55.4 km/h At noon, ship A is 70 km west of ship B. Ship A is sailing south at 25 km/h and ship B is sailing north at 35 km/h. How fast is the distance between the ships changing at 4:00 PM? (Round your answer to one decimal place.)