Question
Excluding the Stoppages i.e. Non-stop, the speed of a
Bullet train is 810 km/h and including the stoppages, it is 720 km/h. Calculate for how many minutes does the bullet train stop per hour.Solution
Without stoppage, train can cover in 1 hr = 810km With stoppage, train can cover in 1 hr = 720km So in 1hr, trains stops for the time in which it can cover 90km (i.e.810 - 720) distance. So train stoped in 1 hr for = (810-720)/810 hrs = 90/810 hrs = 1/9 hr = 1/9 × 60 min = 20/3 min
A football team plays 60 matches in a tournament. Where 5 points are given to a team for winning a match and 2 points are subtractedĀ for losing every ...
If the ratio of the cost of a ticket of general class to that of first class is 2 :3, then find theĀ ratio of the revenue earned from general class and...
Suppose that the reliability of a COVID test is specified as follows:
Of people having COVID, 90% of the test detect the disease but 10% go und...
The number of passengers travelling in sleeper class of train Q is approximately what percent of the number of passengers of both train P and train Q to...
In Delhi Public School, what is the respective ratio between the total number of participants (both boys and girls) who participates in āTennisā and...
Find the approximate value of (81.5)1/4
What is the number of Astronauts who were going to both Mars and Moon only?
If Russia and America keeps on buying nuclear bombs in same manner, then the number of nuclear bombs they will have in total after 50 years is?
How many bombs America buys every year?
What would have been ratio of the supporters of Mumbai and Pune at 10.00 pm initially before the new arrivals, if those 30% of the supporters came back ...
