Final answer:
Sam sold 12% of the vehicles at Dock's Auto last year.
Step-by-step explanation:
In calculating Sam's percentage of sales, you divide the number of vehicles Sam sold (117) by the total number of vehicles sold (975), then multiply by 100 to get the percentage. So,
. This demonstrates that Sam's contribution to the total sales was 12%.
Percentages are a way of expressing a part of a whole relative to 100. In this case, Sam's sales represent 12 parts out of every 100 vehicles sold by Dock's Auto. Understanding percentages is vital in various fields, from finance to statistics, as they offer a standardized way to compare values and understand proportions within a dataset.
So, in conclusion, Sam sold 12% of the vehicles at Dock's Auto last year.