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:
-15a+d
Step-by-step explanation:
5a-20a+12d-11d
-15a+d
X + x + 36 = 90
2x = 54
x = 27 Answer
Answer:
6.5 hours
Step-by-step explanation:
52 divided by 6 = 6.5