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Question
The combined cost price of a refrigerator and a mixture is Rs. 12400. If the refrigerator costs 600% more than the mixer, find the cost price of the mixture.
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Solution
Let ₹ x be the cost price of the mixer.
The cost price of the refrigerator
= `"x" + 600/100 "x"` = x + 6x = 7x
Total cost price = 12400 .......…[Given]
i.e. x + 7x = 12400
i.e. 8x = 12400
∴ `"x" = 12400/8 = 1550`
∴ The cost price of mixer is ₹ 1550.
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