a) The ratio of new books to used books 5:6.
b) The ratio of used books to all books is 6:11.
What is the ratio?
The ratio is defined as the representation of one number with respect to the other number or one number is how many times the other number.
The ratio will be calculated as follows:-
a) Since 5 of the books are new, that means that the other books are used. So, there are 11-5=6. The ratio would be 5:6.
b) We know that the number of used books is 6. The ratio is 6:11.
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