In a Local Cellular Phone Area,company a Accounts for 60

question 37

Multiple Choice

In a local cellular phone area,company A accounts for 60% of the cellular phone market,while company B accounts for the remaining 40% of the market.Of the cellular calls made with company A,1% of the calls will have some sort of interference,while 2% of the cellular calls with company B will have interference.If a cellular call is selected at random,the probability that it will have interference is

• A)0.014
• B)0.028
• C)0.14
• D)0.986