A computer store has 48 boxes of computer keyboards and 48 boxes of computer games. Each box of computer keyboards holds 25 keyb
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So she used 
of the cord to make necklaces.
She splits the
length into 4 equal lengths.
To divide a fraction by a fraction, you multiply it by its reciprocal.
She used
of the original chord to make each bracelet.
She splits the
To divide a fraction by a fraction, you multiply it by its reciprocal.
She used
Consider, 
. Let's say 
then the problem reduces to 
. (Do you understand this step?)
So then replacing a again with our definition we get,
.
So then replacing a again with our definition we get,