Answer:

Step-by-step explanation:
Using the rule of exponents
=
, then
=
= 
If you just want to know what is the least common multiple of 20 and 15, it is 60. Usually, this is written as
lcm(20,15) = 60
Well, Miguel can paint infinite square feet if you do not give us the correct amounts. This is because we can assume that there are many buckets of paint.
Answer:85
Step-by-step explanation: