How much is the original price of this color TV set? Xiao Zhou read 60 on the first day, 33 on the second day and 2 / 5 on the third day. How many pages are there in total

Suppose there are x pages in total, then the equation 60 + 33 + 2 / 5x = x will be directly calculated, that is, ~ (2) 80% x = 4000 x = 5000

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