11,13,17,19. 12 is not prime.It is divisible by 2. 14 is not prime.It is also divisible by 2. 15 is not prime.It is divisible by 3.16 is not prime. It is divisible by 2.18 is not prime. It is divisible by 2.
Answer:
23.6842105 %
Step-by-step explanation:
Is means equals and of means multiply
18 = P * 76
Divide each side by 76
18/76 = P*76/76
.236842105 = P
Changing from a decimal from to a percent form
23.6842105 %
Average would be 60 miles per hour