Question

In an office​ building, 60 offices are currently being rented. This represents 40​% of the total units. How many offices are there in the​ building?

Answer 1

Yep 150 is the correct answer

Answer 2

Proportion:

60 offices ----- 40%

X offices ------ 100%

X=60*100: 40=150

Answer: 150 offices.