Answer:
Check attachment for complete question and answer
Answer:

Step-by-step explanation:

Answer:
see explanation
Step-by-step explanation:
Using the rules of exponents
×
= 
= 
×
= 
Answer:
614
Step-by-step explanation:
614 can also look like this ^!$ if you hold down caps.
Answer:
C. 60 minutes
Step-by-step explanation:
if Brian biked 14 miles in 1 hour and 1 hour = 60 minutes then the answer is 60 minutes. hope this helps