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Let the cost price of the article be Rs. x Therefore, marked price of the article = Rs. 1.60x Selling price of the article = 0.5 × 0.8 × 1.60x = Rs. 0.64x According to the question, (x – 0.64x) = 432 Or, 0.36x = 432 Or, x = 1200 Therefore, selling price of the article = 1200 – 432 = Rs. 768
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Angle bisectors of Q and R meet at point S, inside the triangle PQR. If angle QSR = 128˚ , then the measure of angle P is:
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