A shopkeeper sells a product in Rs.2,160 and earns 12.5% profit. Tell the amount that is equal to half of the purchase price of the product (in Rs.)
Selling price of the article = Rs. 2160 Cost price of the article = Rs. 2160 x 100/112.5 = Rs. 1920 Half of the cost price = 1920/2 = Rs. 960
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If sec 2θ = cosec (θ – 36°), where 2θ is an acute angle, find the value of θ.
Angle bisectors of Q and R meet at point S, inside the triangle PQR. If angle QSR = 115˚ , then the measure of angle P is:
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