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August 21, 2014

August 21, 2014

Posted by **Misty** on Wednesday, August 11, 2010 at 8:25pm.

x days.

a) Write a rational expression for the rate at which he sold

the subscriptions.

b) Suppose that he continues to sell at the same rate for

5 more days. Write a rational expression for the number

of magazines sold in those 5 days.

- Algebra -
**Reiny**, Wednesday, August 11, 2010 at 8:35pmrate of magazines sold per day

= total number sold/number of days

= 120/x

so in 5 days wouldn't it be 5 times that?

- Algebra -
**Misty**, Wednesday, August 11, 2010 at 8:38pmThanks so much so the problem would look like this

120x=x

and the second would look like this

120x=5*x

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