Question

when's he fills up the gas tank for beginning a long trip when the gas gauge shows that she is used 3/8 of a tank of gas she is driven 165 miles how far could she expect to drive on a full tank of gas

Answer 1

Data:

Wihen she used 3/8 of a tank of gas she drive 165 miles:

$\frac{3}{8}=165\text{mil}$

Then, whit 1 thank she can drive (x):

Rule of three

$\begin{gathered} \\ \frac{3}{8}=0.375 \\ \\ x=\frac{165mil}{\frac{3}{8}}=\frac{165mil\cdot8}{3}=440\text{mil} \\ \end{gathered}$

Then, whit a full thak of gas she can drive a total of 440 miles