Answer:
the amount of pop music CD's written as a decimal is., 0.7
Step-by-step explanation:
As per the statement:
Valerie has 10 CD's in her music case 7 of the CD's are pop music CD's
⇒Total music CD's in her case = 10
and
Number of pop music CD's are = 7
We have to find the amount of pop music CD's in her case.
[tex]\text{Amount of pop music CD's} =\frac{\text{Number of pop music CD's}}{\text{Total number of music CD's}}[/tex]
Substitute the given values we have;
[tex]\text{Amount of pop music CD's} = \frac{7}{10}[/tex]
or
[tex]\text{Amount of pop music CD's} =0.7[/tex]
Therefore, the amount of pop music CD's written as a decimal is., 0.7