Question

In a building with 123 offices, 72 offices have computers in them. Forty-five offices have windows....

In a building with 123 offices, 72 offices have computers in them. Forty-five offices have windows. Twenty-three offices have computers and windows. If one office is chosen at random, determine the probability of the following events. ( A Venn Diagram might help!)

a. The office has a computer

b. The office has a window

c. The office has a computer and does not have a window

d. Office does not have computer and does not have a window

Math   Statistics-And-Probability   
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