People who never develop symptoms or are not yet showing symptoms (pre-symptomatic) might not know that they are infected but can still spread rona to others. Masks also offer protection to the wearer.
Answer:3 hour
Step-by-step explanation:
Hope that helps
Answer:

Step-by-step explanation:
The probability that a randomly selected cap will not be green is equal to the number of non-green caps divided by the total number of caps.
Since there are 100 caps total and 22 are green, there must be
non-green caps.
Divide this by the total number of caps (100) to get the probability that a randomly selected cap will not be green:

Simplify by dividing both the numerator and denominator by 2:
