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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

 Apr 6, 2021

Best Answer 

 #1
avatar+484 
+2

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

 Apr 6, 2021
 #1
avatar+484 
+2
Best Answer

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

RiemannIntegralzzz Apr 6, 2021

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