CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

By walking at 34 the of his usual speed, a man reaches office 20 minutes later than usual. How much time he usually take?



A

30 min

loader
B

60 min

loader
C

70 min

loader
D

50 min

loader

Solution

The correct option is B

60 min


Take initial variables as Distance d, velocity v and time t. Modifying according to the current situation.
Equating distances (because distance is same for both the cases).
(0.75=34)
(0.75v)×(t+20)=v×t
3t+60=4t                       
t=60 min


Physics

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More


similar_icon
People also searched for
View More



footer-image