Shawna got 16 items correct
Step-by-step explanation:
To find the percentage of answers or part of total answers we multiply the fraction with the total number of items.
Given
Total items on test = 20
Correct items fraction = 4/5
Then,

Shawna got 16 items correct
Keywords: Percentage, fractions
Learn more about fractions at:
#LearnwithBrainly
Answer:
see on assitant of press your middle button
Answer: Y-48
<span>If the median of the values in the data set is Y, it means that Y is the value in the middle of the data set. If 48 will be deducted from each of all values in the data set including Y, then the median of the resulting value will be Y-48. </span>
You have to plug in the numbers for x