campus placement TCS NQT Mock Test (Cognitive Ability) Quantitative Aptitude Speed Time and Distance Relative Speed
A building has 2 elevators. X gets on one of them and Y on another. X takes the elevator from the 2nd floor which goes up at 15 floors a minute. Y takes the elevator from 107th floor which comes down at 20 floor a minute. At which floor do X and Y meet?
1
47
2
46
3
48
4
45