48. A shopkeeper purchased a chair ...
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48. A shopkeeper purchased a chair marked at 600 at two successive discounts of 15% and 20% respectively. He spent 28 on transportation and sold the chair for 545. His gain per cent was (1) 25 (2) 30 (3) 35 (4) 20

11th - 12th Class
Maths
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76
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48. (1) CP of the chair for the shopkeeper ( =600 times frac{85}{100} times frac{80}{100}=₹ 408 ) With transportation charge, total CP [ begin{array}{l} =408+28=₹ 436 text { and } S P=₹ 545 therefore text { Gain per cent }=frac{545-436}{436} times 100=frac{109}{436} times 100 =25 % end{array} ]
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