Answer:
20 questions
Explanation:
We are given that Alexander completed 40% of a 50 question assignment and we are to find the number of questions she completed.
To find that, we will calculate 40 percent of 50 questions.
Number of questions Alexander completed =
×
![50](https://img.qammunity.org/2020/formulas/mathematics/middle-school/pn3hqg7e3dzo61faoa5ac4xrbkiwxi7agh.png)
Number of questions completed =
×
= 20
Therefore, Alexander completed a total of 20 questions out of 50.