In an office building, 64 offices are currently being rented. This represents 40% of the total units. How many offices are there in the building?

Place the following steps in order to complete the square and solve the quadratic equation,

My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).