Join Examsbook
Reshma covers 45 km at a speed of 15 km/h by bicycle, 80 km at a speed of 40 km/h by car, and another 6 km at a speed of 2 km/h on foot. Find her average speed for the whole journey (correct to 2 decimal places).
5Q:
Reshma covers 45 km at a speed of 15 km/h by bicycle, 80 km at a speed of 40 km/h by car, and another 6 km at a speed of 2 km/h on foot. Find her average speed for the whole journey (correct to 2 decimal places).
- 116.38 km/htrue
- 243.50 km/hfalse
- 318.36 km/hfalse
- 415.25 km/hfalse
- Show AnswerHide Answer
- Workspace