If it takes a window washer 90 minutes to clean 11 windows, how long will it take to wash 55 windows at this rate? A. 6.72 hours B. 7.00 hours C. 7.50 hours D. 8.25 hours

C. 7.50 hrs

Step-by-step explanation:

Since it takes 90 mins to clean 11 windows, the rate that it takes the washer per window is minutes. At this rate, if he were to clean 55 windows it would take him minutes. This translates into 7.50 hrs.

what do you mean by fog

step-by-step explanation:

6(h+1)/2=a

a=area

step-by-step explanation:

its the same thing as a square or rectangle but after multiplying two sides you need to divide it by two.