Challenger App

No.1 PSC Learning App

1M+ Downloads
A man riding on a bicycle at a speed of 17 km/h crosses a bridge in 42 minutes. Find the length of the bridge?

A7.3 km

B17.4 km

C3.8 km

D11.9 km

Answer:

D. 11.9 km

Read Explanation:

image.png

Related Questions:

കാർ 80 കി.മീ./മ. വേഗതയിൽ 120 കി.മീ. സഞ്ചരിക്കുന്നു, അടുത്ത 110 കി.മീ./മ. വേഗതയിൽ 110 കി.മീ. സഞ്ചരിക്കുന്നു, അവസാനം 90 കി.മീ. 60 കി.മീ./മ. വേഗതയിൽ സഞ്ചരിക്കുന്നു. കാറിന്റെ ശരാശരി വേഗത എത്രയാണ്?
A person can complete a journey in 9 hours. He covers the first one-third part of the journey at the rate of 35 km/h and the remaining distance at the rate of 28 km/h. What is the total distance (in km) of his journey?
A person has to cover a distance of 8 km in 1 hour. If he covers one-fourth of the distance in one-third of the total time, then what should his speed (in km/h) be to cover the remaining distance in the remaining time so that the person reaches the destination exactly on time?
A person can complete a journey in 22 hours. He covers the first one-third part of the journey at the rate of 15 km/h and the remaining distance at the rate of 45 km/h. What is the total distance of his journey (in km)?
The average speed of Gaurav during a two-way journey is 15 km/h. If he walked a distance of 20 km every hour while going, then his speed while returning will be: