Answer: = 9
There is really no steps for this answer...
If 6 of the 13 books are new, then 7 of them are used. The ratio of new (6) to used (7) is
6:7 or 6/7
Ratio of all books (13) to used books (7) is
13:7 or 13/7
The answer is a if the line is dotted/dashed. The answer is c if the line isn't dotted/dashed.
Two squares are congruent if they have the same side length.
96 / 150 = 0.64.
.64 x 100 = 64%
