Question
Which one of the following memories is extremely fast
and acts as a high-speed buffer between the CPU and the main memory?Solution
The correct answer is D
'X' takes 15 minutes more than 'Y' to cover 'x' km. If the speed of 'X' and 'Y' is 9 km/h and 12 km/h, respectively, find the value of 'x'.
Speed of a car and a bus is 30 km/h and 6 km/h, respectively. If the time taken by the car to cover a distance of ‘10x’ km is 2 hour less than time ...
A bus starts running with the initial speed of 6 kmhr and its speed increases every hour by certain amount. If it takes 14 hours to cover a distance of ...
On travelling with 30% less speed than his actual speed, Arjun reached the destination 2 hours late. Find the approximate time taken by him to reach his...
A boy goes to school with a speed of 50 km/h and comes back with a speed of 30 km/h. find his average speed?
B starts 4 minutes after A from the same point, for a place at a distance of 7 miles from the starting point. A on reaching the destination turns back a...
If I can walk a certain distance in 25 days when I rest 8 hours a day, how long will it take me to walk twice as far as if I walk twice as fast and res...
A cyclist moves at a speed of 20 km/h and plans to complete his journey in 3 hours. After finishing half the journey, he takes a break of 30 minutes. At...
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...
A boat covers a distance of 900 metres upstream in 36 seconds and the same distance downstream in 24 seconds. Find the speed of the boat in still water.
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