What is 95% of 63 litres of gasoline?

To find 95% of 63 litres of gasoline, you multiply 63 by 0.95. This calculation can be set up as follows:

[

63 , \text{litres} \times 0.95 = 59.85 , \text{litres}

]

This result, 59.85 litres, represents the correct amount that corresponds to 95% of the total 63 litres. When assessing the other choices, it is clear that they do not represent the correct multiplication or percentage calculation within the context provided. Thus, the correct choice reflects an accurate conversion of percentage to volume, illustrating the application of basic arithmetic in determining proportions.