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Why a small amount of gasoline is added to alcohol?

Why a small amount of gasoline is added to alcohol? Correct Answer To improve cold-weather starting

When a small amount of gasoline is added to alcohol, it improves cold-weather starting. Alcohols have low energy content. This means that almost twice as much alcohol as gasoline must be burned to give the same energy input.

Related Questions

A bar tender replaces some quantity of alcohol having 40% concentration with water and thus the concentration of alcohol changes to 30%. If the alcohol which he replaced is mixed with another sample of 260 ml alcohol having 20% concentration, then a mixture having 27% concentration of alcohol is prepared. Find the initial quantity of alcohol having 40% concentration.
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