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A mobile phone is sold for Rs.8400 at a gain of 20%. The cost price of the mobile phone is …………

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A mobile phone is sold for Rs.8400 at a gain of 20%. The cost price of the mobile phone is …………

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₹ 7000

Let cost price of mobile be ₹ x. Given that selling price is ₹ 8400 and gain is 20%

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