Question

A container ship left the Dania Peir and traveled North. An aitcraft carrier left four hours later traveling at 30mph to na effort to catch up the containership. After travelling for eight hours the aircraft carrier finally catch up. What was the container ship's average speed?

Answer 1

please help

Answer 2

hi

Answer 3

So the plane is traveling at 30 mph yeah? so over the course of 8 hours the plane will travel (30x8) miles.

Answer 4

yes

Answer 5

so that is 240 miles traveled total. the aircraft carrier has been moving for 12 hours so (240/12) is 20 mph

Answer 6

ok thank you