Start learning 50% faster. Sign in now
Bromine is a halogen element with the symbol Br and atomic number 35. At standard room temperature, it exists as a reddish-brown liquid that readily evaporates to form a similarly colored gas. It is the third lightest element in the halogen group of the periodic table.
The speed of two cars A and B are in the ratio of 8:11 respectively. Car A travels 18 km less than the car B in the same time duration. What was the dis...
Two trains of lengths 280 meters and 320 meters are running in the same direction at speeds of 54 km/h and 72 km/h, respectively. How much time will the...
A man travels some distance at a speed of 20 km/hr and returns at a speed of 12 km/hr. If the total time taken by him is 2 hrs 40 min, the distance is ...
A train covers a distance of 40 km at the speed of 30 km/h the next 50 km distance covers with a speed of 40 km/h and last 30 km with the speed of 40 km...
A boy goes to school at 8 km/Hr and return at a speed of 7 km/hr. If he takes 15 hrs in all. Find the distance from his village to school?
1200 metres long train crosses a man who is moving in the same direction with a certain speed, in 30 seconds. If the same train can cross a tree in 20 s...
Two cars, labeled 'A' and 'B', simultaneously depart from the same starting point, traveling in the same direction. Car 'A' moves at a speed of 15 km/h,...
In a 1500 m race, Anil beats Bakul by 150 m and in the same race Bakul beats Charles by 75 m. By what distance does Anil beat Charles?
An athlete running at three-quarters of her average speed takes 25 minutes extra than her usual time to finish a marathon. Find her usual time to finish...