Question
If 30% of the TV sold by shopkeeper S and 25% of the
refrigerator sold by shopkeeper S are defective, then find the total number of non-defective items sold by shopkeeper S. Read the following instruction carefully and answer the questions given below: The table given below shows the number of TV and Refrigerators sold by five different shopkeepers in the month of July.Solution
Number of non-defective TV sold by shopkeeper S = 80 × (70/100) = 56 Number of non-defective refrigerator sold by shopkeeper S = 108 × (75/100) = 81 Total number of non-defective items sold by shopkeeper S = 56 + 81 = 137
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