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Mathematics, 24.08.2021 03:40 leo4687

In the peak season of winter days, a retailer marked the price of an electric heater as Rs 4000 and 10% discount was given to make 20% profit. But in the summer
days she increased the discount percent to get only 12% profit from the same type
of heater. How much did she/he increase the discount percent?

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In the peak season of winter days, a retailer marked the price of an electric heater as Rs 4000 an...
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