Answer:
49/21
Step-by-step explanation:
You just have to switch the numerator and denominator so you can cancel out the number from one side of the equation in a normal problem
Divide the actual building's measurements by the replica's measurements.

The measurements of the actual building are divided by
20 not 12.
The crew member's calculation is
incorrect.
Answer:
C
Step-by-step explanation:
If a number is to the power of a negative number, then it is just that number's reciprocal: e.g. y⁻ˣ = 
Therefore, m⁻² will be m² in the denominator, as n⁻³ will be n³ in the numerator.
That will look like
.
So, that is C.
39.0 is the decimal for it
Answer: 2
Step-by-step explanation:
I hope this helps!!!