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Mathematics 23 Online
OpenStudy (shaleiah):

please help (medal)

OpenStudy (anonymous):

Hi there. Do you understand how percents work?

OpenStudy (shaleiah):

Not really

OpenStudy (anonymous):

Okay, then here is the jist. Percents represent part of a whole. So 18% means the part that is 18% of 100%. When something is on sale, that means it is reduced by the percent amount. You can take 100%-18% to get what percent you will pay, which is 82%.

OpenStudy (anonymous):

Your question is done on matching, so let's start with the first column. What is the price originally?

OpenStudy (shaleiah):

B

OpenStudy (anonymous):

Correct. The second column. The money you save is the original price minus the original time the percent.

OpenStudy (anonymous):

You are required to convert the percent into a decimal first.

OpenStudy (anonymous):

So you are looking for B- something

OpenStudy (shaleiah):

0.18?

OpenStudy (anonymous):

No, it would be B- something, where the something is the percent times the original price

OpenStudy (anonymous):

did you get it?

OpenStudy (shaleiah):

yeah

OpenStudy (anonymous):

The last column, you need to determine how much you will pay, that is (100-18) times B

OpenStudy (anonymous):

After that, every choice no selected is "None of these"

OpenStudy (anonymous):

Did you get it?

OpenStudy (shaleiah):

no

OpenStudy (anonymous):

Where did you get too?

OpenStudy (anonymous):

column 1 you had said B if you look at the previous posts.

OpenStudy (anonymous):

column 2 you have the B- correct but it is not 0.18, it should be 0.18 times the original price

OpenStudy (anonymous):

column 3 looks good, column 4 will be what is left over after the other three columns are answered.

OpenStudy (anonymous):

does this make sense?

OpenStudy (shaleiah):

yeah

OpenStudy (anonymous):

Anything else I can do for you?

OpenStudy (shaleiah):

Writing Expressions

OpenStudy (anonymous):

What about writing expressions do you need help with?

OpenStudy (anonymous):

when you see the words 8 times and add 9, what do you think that means?

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