Question

1. A jet leaves the Charlotte, North Carolina, airport traveling at an average rate of

564 km/h. Another jet leaves the airport one half hour later traveling at 744
km/h in the same direction. Use an equation to find how long the second jet will
take to overtake the first.
A
17
30
h
17
h
30
1
15
h

Answer 1

The time needs for second plane to catch up with first plane is t.

We have, 564(t + 0.5) = 744t

=> 180t = 282

=> t= 282/180 = 1.57 hour

Hope this helps!

:)