Question
A store has 40 laptops and 60 tablets. Average cost of each
laptop is Rs. 50,000 and that of each tablet is Rs. 25,000. Find the average cost (in Rs.) of all the laptops and tablets.Solution
ATQ,
Required average = (40 × 50000 + 60 × 25000) ÷ (40 + 60)
= (2000000 + 1500000) ÷ 100
= (3500000 ÷ 100) = Rs. 35,000
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