A passenger train takes two hours less for journey a of 300 km, if its speed is increased by 5km/hour - Maths - Quadratic Equations

Question

A passenger train takes two hours less for journey a of 300 km,
if its speed is increased by 5km/hour from its usual speed Find its
usual speed

Sunanta Meitei · Accepted Answer

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A passenger train takes two hours less for journey a of 300 km, if its speed is increased by 5km/hour from its usual speed. Find its usual speed.