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Raghav had Rs(6x3 +2x2 + 3x) and he bought (4x2 + 3) shirts. The price of each shirt is Rs(x + 5). How much money is left with Raghav?(A) Rs(2x3 - 18x2 - 15)(B) Rs(4x2 + 2x + 3)(C) Rs(x3 - 3x) (D) Rs(2x3 + 2x2 - 15) |
Answer» The correct option is: (A) Rs(2x3 - 18x2 - 15) Explanation: Total amount Raghav had = Rs(6x3 +2x2 + 3x) Cost of one shirt = Rs(x + 5) Number of shirts he bought = 4x2 + 3 . .. Amount spent by him = Rs(x + 5)(4x2 + 3) = Rs(4x3 + 20x2 + 3x + 15) Hence, money left with Raghav = Rs(6x3 + 2x2 + 3x - 4x3 - 20x2 - 3x - 15) = Rs(2x3 - 18x2 - 15) |
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