Question

How many 750 ml bottles in a gallon?

Answer 1

5 bottles are required bcoz
1 gallon = 3.785 litre
and 5 750 ml bottles can fill one galon approx

Answer 2

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As 1 Litre = 1000 ml
$1ml = \frac{1}{1000} l \\ 750ml = \frac{750}{1000} l \\ 750ml = 0.75l$
Now as we know
1 gallon = 3.785 l
So
Number of 750ml bottles in 1 gallon is
$= \frac{3.785}{0.75} \\ = 5.0466 \\ = 5 \:bottles$

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