It takes 1 1/2 hours to set up a computer workstation at this rate how many hours it takes u to set up 7 workstation

First, convert 1 1/2 into an inproper fraction. To do it you do denominator x whole number plus numerator. This equals to 3/2. Next you do 3/2 x 7 which is 21/2 or 10 1/2. so your answer is 10 1/2 hours