Question
Resham travels 60 km at 20 km/h by cycle, 120 km at 60
km/h by car, and the remaining 10 km on foot at 2.5 km/h. Find her average speed for the whole journey. (Rounded off to 2 decimal places)Solution
Total Distance = 60 km + 120 km 10 km =190 km  Time taken by cycle = 60 km/20 km/h = 3 hours  Time taken by car = 120 km/60 km/h = 2 hours  Time taken on foot = 10 km/2.5 km/h = 4 hours  Total Time =3+2+4= 9 hours  Average Speed = 190 km/9 hours = 21.11 km/h
Which article of the Indian Constitution pertains to elections for filling a vacancy in the office of President and terms for such elections?
Which one of the following Islands, is known as ‘rice bowl’ of Japan?
The research center of INDIA “HIMADRI” is located at?
Which two countries are considered the main engines for global growth, accounting for almost half of it?
India will be launching its first display fabrication unit in which state of India?
Who got the title of the winner of FIFA( Federation Internationale de Football Association) for 2018?
World Energy day is celebrated on ..........
In ARR method the decision is to accept the project if ARR is more than the minimum expected rate of return
The Shiromani Award was instituted in which year?
Which place in the country is famous with the name 'Palace of Winds'?Â
Relevant for Exams:
