Answer: the answer is 25
Step-by-step explanation: she has 25 questions on the test
Total questions on the test were 25.
What is Percentage?
In mathematics, a percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, "%".
According to questions, victoria took a test and got 80% of the questions right. She answered 20 questions correctly.
Let the total questions on the test be [tex]x[/tex].
We will get the following equation according to information:
[tex]80[/tex]% ×[tex]x=20[/tex]
⇒0.8 ×[tex]x=20[/tex]
⇒[tex]x=[/tex][tex]\frac{20}{0.8}[/tex]
⇒[tex]x=25[/tex]
Hence, we can conclude that there are [tex]25[/tex] questions in the test.
Learn more about percentage here:https://brainly.com/question/13450942?referrer=searchResults
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