Answer:
or 
Step-by-step explanation:
We need to divide 300 by 20.
We get
or
.
Answer:
It's simple
Step-by-step explanation:
See what I did there? Simple?
Answer:

Step-by-step explanation:
we would like to expand the following logarithmic expression:

remember the multiplication logarithmic indentity given by:

so our given expression should be

by exponent logarithmic property we acquire:

hence, our answer is A
Answer:
56
Step-by-step explanation:
.5x12 (30+42)
v v
6 * 72= 432 ft