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I. 2y2 + 31y + 99 = 0 2y2 + 9y + 22 y + 99 = 0 y (2 y + 9) + 11(2 y + 9) = 0 (y + 11) (2 y + 9) = 0 y = -11, -9/2 II. 4x2 + 8x – 45 = 0 4x2 - 10x - 18 x – 45 = 0 2x(2 x - 5) + 9(2 x – 5) = 0 (2x + 9) (2 x – 5) = 0 x = - 9/2,5/2 Hence x = y or the relationship cannot be established
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A shopkeeper sold an article at profit of 10%. Had he bought it at 10% less and sold it for Rs. 3 more, then he would have earned a profit of 25%. Find ...
Aanchal sold a watch to Aman at a 20% profit. Subsequently, Aman sold the watch to Amit at a 15% profit. The difference between the selling price at whi...
A wholesaler marked up the price of an air conditioner (AC) by 20% above the cost price and sold it for Rs. 650. The profit made from the sale was 10% o...
The cost price of 20 mangoes is Rs.208. Because of bad quality of mangoes, the shopkeeper has to sell mangoes at a loss that is equal to selling price o...
The selling price of y items is equal to the cost price of 540 items. If the profit made is 44%, then find the value of y.
