A passenger train takes 3 hours less for a journey of 360 km if its speed is increased by 20km/...
1,200 views · Published 11 October 2018 · 3:55 · Indexed 25 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW A passenger train takes 3 hours less for a journey of 360 km if its speed is increased by 20km/hr from its usual speed. We need to find its usual speed. Represent the problem situation in the form of a quadratic equation.
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