A bus travelling at 48 km/h takes 5 hours for a journey. How long will the same journey take at 60 km/h?

Explanation

1. 01

   For a fixed distance, speed × time is constant: distance = $48 \times 5 = 240$ km.

2. 02

   Time at 60 km/$h = 240 \div 60 = 4$ hours.