state gov Kolkata Police SI Mock Test 2023 Quantitative Aptitude Speed Time and Distance Average Speed
Moving at a speed of 64 km/h, a train usually reaches its destination in 25 hours. By what percent should his speed be increased to reduce the time by 9 hours?
1
\(54 \dfrac{1}{4}\)
2
\(56 \dfrac{1}{4}\)
3
50
4
54