A textbook costs twice as much as a story book. The total cost of the – InterviewSolution

1.	A textbook costs twice as much as a story book. The total cost of the two booksis sh 360. What is the cost of 20 textbooks?4.
Answer» let the cost of story book be x and text book be 2xSo, x + 2x = 360x = 120cost of textbook= 240So, the cost of 20 textbook= 20×240=4800

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