Answer
Find out the $4 is what percent of $50 .
To prove
By using the percentage formula
[tex]Percentage = \frac{Part\ value\times100}{Total\ value}[/tex]
As given in the question
Part value = $4
Total value = $50
Put all the values in the percentage formula as mentioned above.
[tex]Percentage = \frac{4\times100}{50}[/tex]
solving the above
[tex]Percentage = \frac{400}{50}[/tex]
Percentage = 8%
Therefore $4 is 8% of $50 .