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=x
You must find a common denominator(bottom)

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Your answer is x=
Answer:
Step-by-step:
It takes him 1.4 minutes to read one page.
Number of difference arrangements = 5! = 5 x 4 x 3 x 2 x 1 = 120
Answer: There are 120 different arrangements.
Sorry but..I don't even know where to start. Good luck!