Question
Which type of memory can be electrically erased and
reprogrammed in blocks or sectors?Solution
Flash Memory
A girl cycles to her school at 40 km/h and returns home at 32 km/h. If the total time taken for the entire journey is 135 minutes, find the distance bet...
A circular track has a radius of 140 meters. A person starts running from a point on the track and runs 3 complete rounds. What is the total distance co...
Car ‘C’ is 200 metres ahead of car ‘D’. Car ‘C’ is moving at 25 m/s and car ‘D’ is moving at 108 km/h. How much time will car ‘D’ ta...
- A truck covers the distance from Depot A to Depot B at 30 km/h and returns at 45 km/h. Find its average speed.
A person covers a certain distance by car, driving at the speed of 90 kmph and returns back to the starting point, riding on a bike at the speed of 60 k...
- Neha rows a boat at the speed of 10 km/h and covers a distance in 12 hours. How fast must she row to finish the same trip in 8 hours?
Sunil covered 50% of his journey at 90 km/h and rest at 150 km/h. Determine the average speed of Sunil during the entire journey.
Walking at 3/ 4 of his usual speed, a man is 1 1/ 2 hr late. His usual time to cover the same distance (in hours) is?
Anshul lives on 13th floor and Keshav lives on 52th floor. Anshul goes up at a rate of 38 floors per minute and Keshav comes down at a rate of 40 floo...
‘A’ and ‘B’ started moving towards each other at same time with a speed of 24 km/hr and 10 km/hr, respectively. If the di...
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