Answer:
People had an allergic reaction = 0.6%
Step-by-step explanation:
Cosmetic company has tested a new lotion on = 2500 people
Allergic reactions were observed in the persons = 15
As we know to calculate the percentage we apply the formula
Percentage people had an allergic reaction
= [tex]\frac{\text{Number of persons having allergic reactions}}{\text{Total number of persons under test}}[/tex]
= [tex]\frac{15}{2500}\times 100[/tex]
= 0.6%
People had an allergic reaction = 0.6%
