Question
A product with a marked price of Rs. 3200 was sold at
Rs. 2048 after applying two successive discounts of z% each. Find the discount percentage z.Solution
ATQ,
3200 × (100 – z)% × (100 – z)% = 2048 0.32 × (100 – z)² = 2048 (100 – z)² = 6400 100 – z = 80 z = 20 So, the value of ‘z’ is 20%
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EXAMINATION
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