Question

Q. Penelope is told to clean all the windows at her house. After cleaning 9 windows her job is

30% complete. How many windows does she clean in all?

Answer 1

30

Explanation:

So we know that 9 windows is 30% so then we multiply 30 to get to the closest to 100 which is x3 so its 90%. Then you divide 30 by 9 which is 3.3 and round it to 3.