At a certain library, 1600 books were checked out by patrons yesterday. If each patron checked out at least 1 book and at most 10 books yesterday, was the number of patrons who checked out books yesterday greater than300?
This is a max/min question. To evaluate whether the statements provide sufficient information, we'll seek to determine whether we can use the maximum or minimum possible number of patrons indicated by the statements to determine whether the number of patrons who checked out books yesterday was greater than 300.
This kind of question isn't super hard, but we'll be making multiple calculations for each statement. So, we have to be careful to execute well so that we don't arrive at an incorrectanswer.
(1) 80 patrons checked out 1 or 2 bookseach.
Max:
To find the maximum number of patrons indicated by this statement, we'll minimize the number of books checked out by each patron.
80 patrons × 1 book = 80 books
1520 books left --> 1 book per patron -->
...
This is a max/min question. To evaluate whether the statements provide sufficient information, we'll seek to determine whether we can use the maximum or minimum possible number of patrons indicated by the statements to determine whether the number of patrons who checked out books yesterday was greater than 300.
This kind of question isn't super hard, but we'll be making multiple calculations for each statement. So, we have to be careful to execute well so that we don't arrive at an incorrectanswer.
(1) 80 patrons checked out 1 or 2 bookseach.
Max:
To find the maximum number of patrons indicated by this statement, we'll minimize the number of books checked out by each patron.
80 patrons × 1 book = 80 books
1520 books left --> 1 book per patron -->
...
Statistics : Posted by MartyMurray • on 04 Feb 2024, 10:17 • Replies 2 • Views 123