Answer:
Their bill was $46.25.
Step-by-step explanation:
Restaurant customer tip their server 8% that is $3.70.
Let the bill of the customer be 'x'
Therefore, 8% of x = $3.70
[tex]\frac{8}{100}[/tex] × x = 3.70
x = 3.70 ÷ 0.08
x = $46.25
Their bill was $46.25.