Question

an aeroplane takes 3 hours to travel a distance of 3300 km. another aeroplane travel at a speed which is 100 km per hour less than the first aeroplane. how long will it take to travel the same distance by the second aeroplane

Answer 1

1st a

1st aeroplane travelling in 3hr -3300km
2nd aeroplane travelling in 1hr -100km
100-1hr
3300÷by 60 means 1hr =55hr