MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Quantitative Aptitude

Directly Proportional

A guy rides h...

Question

A guy rides his bike 20 km at an average speed of 25 kmph and again travels 24 km at an average speed of 20 kmph. What is his average speed for the entire trip?

A

22 kmph

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

B

11 kmph

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

C

20.9 kmph

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

D

24 kmph

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

E

None of these

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

Open in App

Solution

The correct option is A
22 kmph

Average Speed = $\frac{T o t a l d i s t a n c e}{T o t a l t i m e}$

$\Rightarrow$ Average Speed = $\frac{20 + 24}{\frac{20}{25} + \frac{24}{20}}$

$\Rightarrow$ Average Speed = $\frac{44}{2}$ = 22 kmph

Suggest Corrections

thumbs-up

0

Similar questions

Q. A delivery boy rides his bike at an average speed of

24

miles per hour for delivering Pizza in the nearby locality. On the way , the bike gets stuck in traffic, which reduces his average speed for the return trip by

12.5

percent. Find the bike average speed, in miles per hour, for the round trip.

Q. A man makes a trip by automobile at an average speed of 50 km/hr. He returns over the same route at an average speed of 45 km/hr. His average speed for the entire trip is:

Q. A person travels up hill at an average speed of (u - v) km/hr and comes down the hill back at an average speed of (u + v) km/hr. His average speed for the whole journey is ___________________.

A man ran around a circular track of circumference 2 km in 5 minutes. What are his average speed and average velocity?

Q. A man travels the first part of his journey at 20 km/h and the next at 70 km/h, covering the entire journey at an average speed of 50 km/h. What is the ratio of the distace that he covered at 20 km/h to that he covered at 70 km/h?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Directly Proportional

QUANTITATIVE APTITUDE

Watch in App

explore_more_icon

Explore more

Directly Proportional

Other Quantitative Aptitude

Join BYJU'S Learning Program

CrossIcon