Arrange the following numbers in order from least to greatest. 96,432; 94,632; 96,342
1 answer:
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Answer:
175 pages
Step-by-step explanation:
Let's call 'd' the number of days before the deadline, and 'n' the total number of pages of the book.
We have the following equations:
(1) --> if we multiply the number of pages per day (25) times the number of days (d), we get the total number of pages of the book (n)
(2) --> he reads 8 pages more per day (so, 25+8), for a number of days equal to (d-2) (d is the deadline), and he reads a total of n-10 pages (because only 10 are left)
We can substitute (1) into (2) and we find:
So, the deadline is 7 days, and from eq.(1) we find the number of pages in the book: