From the given data, find the average speed of a car in $k m / h r$

Distance Time

0-100 km 2 hours

100-350 km 6 hours

350-480 km 4 hours

80 k m / h r

No worries! We‘ve got your back. Try BYJU‘S free classes today!

40 k m / h r

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

66 k m / h r

No worries! We‘ve got your back. Try BYJU‘S free classes today!

48 k m / h r

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $40 k m / h r$
We know,
Average speed = $\frac{T o t a l d i s t a n c e}{T o t a l t i m e}$

Total distance travelled = $480 k m$
Total time taken = $2 + 6 + 4$ = $12 h r$
Average speed = $\frac{480}{12}$ = $40 k m / h r$

Suggest Corrections

Similar questions

A car moving on a straight road covers one third of the distance with 20 km/hr and the rest with 60 km/hr. The average speed is

Ankit drives 120 km at 60 km/hr and the next 120 km at 40 km/hr. His average speed during the entire trip is:

Q. A long tail boat travels 40 km in 2 hours. Find the speed of the boat in km/hr.

A motorboat travels 40 Km downstream in 4 hours and 30 Km upstream in 5 hours. Find the speed of the stream(in Km/hr).

A train covers a distance of 600km at km/hr. Had the speed been ( + 20) km/hr, the time taken to cover the distance would have been reduced by 5 hrs. Write down an equation in and solve it to evaluate .

Join BYJU'S Learning Program

Distance	Time
0-100 km	2 hours
100-350 km	6 hours
350-480 km	4 hours

From the given data, find the average speed of a car in km/hr Distance Time 0-100 km 2 hours 100-350 km 6 hours 350-480 km 4 hours

The correct option is B 40 km/hrWe know, Average speed = Total distanceTotal time Total distance travelled = 480 km Total time taken = 2+6+4 = 12 hr Average speed = 48012 = 40 km/hr

From the given data, find the average speed of a car in $k m / h r$

Distance Time

0-100 km 2 hours

100-350 km 6 hours

350-480 km 4 hours

The correct option is B $40 k m / h r$
We know,
Average speed = $\frac{T o t a l d i s t a n c e}{T o t a l t i m e}$

Total distance travelled = $480 k m$
Total time taken = $2 + 6 + 4$ = $12 h r$
Average speed = $\frac{480}{12}$ = $40 k m / h r$