Question

1 -: The speed of an aeroplane is 1.24 × 10³ km/hr. Express the distance it will travel in 4 hours 40 minutes . ( Ans = 5778.4 km )

2-: A bullet train travels at a speed of 5.6×10² km/hr. Express the time it will take to travel a distance of 5040 km. ( Ans = 9 hours )

please give me full and correct explanation because I know ans but not explanation. ​

Answer 1

see in the both q first convert the the speed from km per hour into m per minute and the time into minutes

and distance into metres then use the formula speed is equal to distance upon time