The librarian has 94 books to organize. He wants to put 5 books on some shelves and 6 books on other shelves. How could he arrange the books?
A. Have 8 shelves of 5 books, and 9 shelves of 6 books.
B. Have 9 shelves of 5 books, and 8 shelves of 6 books.
C. Have 5 shelves of 6 books, and 6 shelves of 5 books
D. Have 7 shelves of 5 books, and 6 sheleves of 6 books
+486 Let's go through and check each one:
A)
$8*5+9*6=40+54+94$(works!)
B)
$9*5+8*6=45+48=93$(does not work)
C)
$5*6+6*5=30+30=60$(does not work)
D)
$7*5+6*6=35+36=71$(does not work)
Out of these only $\boxed{A}$ works
+486 Let's go through and check each one:
A)
$8*5+9*6=40+54+94$(works!)
B)
$9*5+8*6=45+48=93$(does not work)
C)
$5*6+6*5=30+30=60$(does not work)
D)
$7*5+6*6=35+36=71$(does not work)
Out of these only $\boxed{A}$ works
