Problema Solution
The first stage of a rocket burns 28 seconds longer than the second stage. If the total burning time for both stages is 152 seconds, how long does each stage burn?
Answer provided by our tutors
The first stage burn x seconds and second stage burn (x-28) seconds
The equation is
x + x-28 = 152
x = 90
So the first stage burn 90 seconds and second stage burn 62 seconds