state gov MP Excise Constable Mock Test Series 2025 Quantitative Aptitude Speed Time and Distance Relative Speed
A person increases his speed by 40%. By doing so, he reaches his office 9 minutes before the usual time. How much time (in minutes) does he take usually to go to his office?
1
31\(1\over2\)
2
33
3
32
4
30\(1\over2\)