Question

If an airlines uses 400 of fuel in 15 minutes, then how much time can it be airborne with 540 of fuel in tank

Answer 1

Answer:

20.25 minutes or 20 minutes 15 second

Step-by-step explanation:

400 of fuel used in 15 minutes

so 01 of fuel used in 15/400 minutes

so 540 of fuel used in (15/400)×540 minutes

=20.25 minutes

=20 minutes 15 second