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Answer : 1 20 Explanation : Answer: A) 20 Explanation: Let the total amount be 200 {L.C.M of 40 and 50}Chacobar C.P. = 200/50 = 4Fivestar C.P = 200/40 = 5Remaining Money after petrol = [200 - 200×10%] = 180Remaining money after buying fivestars = [180 - 20×5] = 80So number of Chacobar she can buy = 80/4 = 20

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