Set this up as a proportion with the model stuff on top and actual building stuff on bottom.

. Cross multiply to get x = 780. The actual building is 780 inches. In feet that is 65.
2/80 is equivalent
you can also just multiply the numerator and denominator to find out what else is equivalent.
China plate is 12 years (16-4) and Glass plate is 4 years (12÷3)
Answer:
(x-7)(x+5)
Step-by-step explanation:
-7 and 5 add up to 2 and multiply to -35
really need brainliest!!