I need help and I don't get it and I need to get to 30 percent in 2 weeks so I need help I'm at 7.87

Given: The percentage of the gratuity to be given to the server
The table would befilled by finding 25% of the bill as shown below
[tex]\begin{gathered} 25\%\times140 \\ =\frac{25}{100}\times140 \\ =0.25\times140=35 \end{gathered}[/tex]