Question
Phantom Reads occur
when:Solution
Phantom = new rows added/removed by another transaction affect results.
A cheetah can catch a deer running with a speed of 54 km/h and is 70 meters ahead of it, in 14 seconds. Find the time taken by the cheetah to catch a ze...
A train moves at 90 km/h and needs to cover a journey in 2 hours. It halts for 10 minutes at the midpoint. What speed must it take for the second half?
Laura drives to work at 12 km/h and comes back at 9 km/h. The total travel time for both trips is 7 hours. What is the distance from her home to work?
- Karan walks at a steady pace of 12 km/h and covers a certain distance in 10 hours. What speed must he maintain to complete the same journey in 6 hours?
- Nikita covered a total distance of 400 km — partly by airplane at 200 km/h and partly by bus at 80 km/h. If she took 3.5 hours to reach, how many kilomet...
A is cycling at an average speed of 48 km/hr such that he can reach a certain point at 12 noon. If he cycles at 80 km/hr, then he will reach the destina...
A car covers a distance of 480 km at the speed of 60 kmph in 11 hrs. If the car halted at a tourist spot in the middle of the journey, for how much tim...
A man travels some distance at a speed of 32 km/hr and returns at a speed of 24 km/hr. If the total time taken by him is 2 hrs 20 min, the distance is <...
A boy cycles from his school to home. Cycling at 12 km/h, he gets home 25 minutes late. But with a speed of (30/6) m/s, he reaches only 10 minutes late....
Train A whose length is 180m is crosses a man standing in the bridge in 4.5 seconds. Train B whose length is165 m, is running at a speed of 63 km/hr and...
