Question

A rectangular gasoline tank can hold 63 kg of gasoline when full. What is the depth of the tank if it is 0.335-m wide by 0.749-m long? (Assume that

Round your answer to 3 decimal places

Answer 1

Find volume:

$$V=abc.$$

On the other hand, it is

$$V=\frac m\rho.$$

Find depth $c$:

$$abc=\frac m\rho,\\\space\\ c=\frac{m}{\rho ab}=\frac{63}{800·0.335·0.749}=0.314\text{ m}.$$