Lemma
MediumRatio & rate
AQuA-RAT train #77095 · Arithmetic · Ratio & rate

The cost of fuming the engine of an army tank is proportional…

The cost of fuming the engine of an army tank is proportional to the square of the speed and Rs 64 per hour for a speed of 16km/hr. Other costs amount to Rs 400 per hour. The tank has to make a journey of 400km at a constant speed.The most economical speed for this journey is :

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #77095

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