Question
In a warehouse, the ratio of the number of boxes containing
books, clothes, and electronics is 7:5:3, respectively, and the average number of boxes of each type is 80. What is the average number of boxes containing books and clothes?Solution
ATQ,
Let the number of boxes containing books = ‘7x’
Then, the number of boxes containing clothes = ‘5x’
And, the number of boxes containing electronics = ‘3x’
So, the average number of boxes containing books and clothes = 
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