Step-by-step explanation:
Apply Quotient of Powers:

The 2nd question is the first option
The 3rd question is the third option
with what l do you need help?
Answer:
20.8 hours
Step-by-step explanation:
2 3/5 = 2.6.The painter will take (2.6 × 8) = 20.8 hours to paint a wall.
Hope this helps and pls mark as brianliest :)
The answer is within the file provided.
The answer is 13 minus 3 equals 10