Cleaning windows

This task is about using multiplication to solve maths problems.
building
Jo is a window cleaner. The building she cleans:
  • has 6 floors
  • has 5 windows on each floor
  • takes Jo 2 minutes to clean each window.

Question 1Change answer

a)   i)  How long does it take Jo to clean the top floor windows?  minutes
      ii) Which numbers did you multiply? 

Question 1Change answer

b)   i)  How long does it take Jo to clean all the windows in the building?  minutes
      ii) Which numbers did you multiply? 

Question 2Change answer

c)  Jo sees 4 people through each window in the building. 
     How many people does she see altogether?