Answer:

Step-by-step explanation:
y - x / xy
Answer:
21.0%
Step-by-step explanation:
Answer:
1hr=60minutes
ATQ,20 minutes/60 minutes=1/n
1/3=1/n
so the value of n is 3...
Step-by-step explanation: Hope i helped please give brainliest!
Something to remember is how to multiply terms with same bases, but different exponents:

Essentially, we add the exponents.
Using the information above, we can find our answer:

Our answer is
, or A.