Answer:
Step-by-step explanation:
Today’s UV index is = 8
Erin will burn in = 15 minutes
Since, its given"The time it takes to burn without sunscreen multiplied by the SPF, or sun protection factor, is the time you can stay in the sun safely with sunscreen"
= 
So, Erin will be protected for 375 minutes.
Answer:
C
Step-by-step explanation:
94 because you will need to add up all the numbers and see which one will give a an average of 90