Question

Mohan travels in an aeroplane and covers a total distance of 1200 km. For the first 600kmof his journey, the speed of the plane is 800 km/hr and for the rest 600 km,the speed of the plane is 750 km/hr. What is the total duration of his journey? With steps

Answer 1

Answer:

1hr 54min

Step-by-step explanation:

Time=Distance/Speed

For first half journey i.e 600km

T1=600/800=0.75hr

For second half journey

T2=600/760=0.79hr

Total time taken=(0.75+0.79)hr= 1.54hr i.e 1hr 54min