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Mitochondria are known as the powerhouse of cells. It is because the mitochondrion is the site of cellular respiration where energy in the form of ATP (Adenosine triphosphate) is generated as a result of oxidation of food constituents. This energy is required for various chemical activities needed for life.
A boy is traveling to a destination. If he moves at a speed of 20 meters per second, he arrives 20 seconds late. Conversely, if his speed is 40 meters p...
A was travelling from point X to point Y. He increased his speed by 12 km/h after every hour. He reached his destination in 24 hours. If his initial spe...
On river, Q is the mid-point between two points P and R on the same bank of the river. A boat can go from P to Q and back in 12 hours and from P to R in...
Ram needs to travel from point A to point B. If he travels at a speed of 24 km/h, he arrives 2.5 hours later than expected. On the other hand, if he in...
A train has to cover a distance of 135 km in 15 hours. If it covers half journey in 3/5th time, then the speed of covering the remaining dist...
A motor-cycle covers 100 km with a speed of 40 km/hr. find the speed of the motor-cycle for the next 100 km journey so that the average speed of the who...
A car running with a speed of ‘x’ m/sec makes 5 rounds of a circular field having radius 42 metres, in 10 seconds. Find the time taken by ca...
Ram needs to cover a certain distance to reach his destination. When he drives at a constant speed of 24 km/h, he arrives 2 hours later than planned. Ho...
A can complete a task in 20 days, and B can complete the same task in 25 days. If A works for 6 days and then leaves, in how many days will B complete t...
Car M takes 5 hours to travel from point A to B. It would have taken 6 hours, if the same car had travelled the same distance at a speed which was 15 km...
