Answer:
93%
Step-by-step explanation:
total participants =240
No flu symptoms = 18
Mild flu symptoms = 52
Moderate flu symptoms = 82
Severe flu symptoms = 88
% flu symptoms = mild flu + moderate flu + severe flu X 100
total participant
= 52 + 82 + 88 X 100
240
= 222 X 100
240
= 0.925 X 100
= 92.5%
To the nearest ten = 93%