Question
Which component of a computer is responsible for
performing calculations and logical operations?Solution
The Central Processing Unit (CPU) is known as the brain of the computer. It performs all calculations and logical operations.
The ratio of speeds of βEβ and βFβ is 11:5, respectively. If the sum of time taken by them to travel 550 km each is 80 hours, then find the diff...
- Two trucks, βPβ and βQβ, start from locations βUβ and βVβ respectively, moving towards each other at the same time. After 10 hours they mee...
The average speed of a bus is 6/7 of the average speed of a car which covers 3500 km in 60 hrs. What is the average speed of the bus?Β
Anil travels a certain distance by car at a speed of 75 km/h and comes back to the starting point via same route by bike with speed of 45 km/h. Find the...
Train P starts from Lucknow to Dehradun at 11:55 am with an average speed of 16.5 m/s. Train Q starts from Dehradun to Lucknow at 1:35 pm with an averag...
- A person travels from city βXβ to city βYβ covering (1/4)th of the total distance in 2 hours and the remaining in 6 hours. If he returns to city οΏ½...
A man travelled a total distance of 400 km. He travelled first 300 km on car with a speed of 60 km/h and rest of the distance on bike whose speed is 40 ...
A man reaches his destination in 6 hours at his usual speed. If his speed is reduced by (1/4), he travels 30 km less in the same time. What is his usual...
A car running with a speed of 65 km/hr takes 12 hours to go from 'A' to 'B'. If on the way back from 'B' to 'A', the car takes 20% less time than it tak...
X started to run from point βAβ to βBβ at a speed of 23 km/hr at 9:00 am and Y started to run from point βBβ to βAβ at a speed of 20 km/...
