Answer:

Step-by-step explanation:

Apply Exponent rule: 


Apply exponent rule: 

Answer:
Martha ran at 12 miles per hour for x amount of time
Step-by-step explanation:
We are going to assume that the spinner has 11 parts.
Answer:
Probability of success = 18.17%
Probability of failure = 81.83%
Step-by-step explanation:
Please kindly check the attached file for explanation.