Question

an airplane flies at an altitude of 38,000 feet.as it nears the airport the plane begins to descend at a rate of 600 per minute . At this rate,how many minuets will the plane take to descend to 18,000 feet

Answer 1

38,000 - 18,000 = 20,000 ft

20,0000 ÷ 600
=33.3

= 33 minutes 20 seconds