Is there any answer choices to what we are looking for?
Hey! I'll provide the steps required.
First, solved the proportion by cross multiplication.

Then use the commutative property to reorder the terms as well as multiply the numbers.
90x = 9720
Finally, divide it by 90.
x = 108
Answer:
.666666... lph, 22 lawns
Step-by-step explanation:
6/9 to get lawns per hour.
Take that fraction times 33 to get lawns in 33 hours.