Question

Sita increased her speed by 25% and was able to complete a journey of 360 km in 3 hours less than she would have with her original speed. Find the time she would take to travel 144 kilometers at 20% less speed than her original speed.

A 2.5 hrs
B 4.5 hrs
C 5.5 hrs
D 7.5 hrs
E None of these
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