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Mathematics 8 Online
OpenStudy (anonymous):

WILL GIVE MEDAL TO ANYONE WITH A SOLID ANSWER! A restaurant did a survey among 100 customers to find their food preferences. The customers were asked about their preferences for pasta or rice. Out of the total 30 people who liked pasta, 10 liked rice also. There were 40 people who liked rice. Part A: Summarize the data by writing the values that the alphabets A to I in the table below represent. (5 points) Like pasta Do not like pasta Total Like rice A B C Do not like rice D E F Total G H I

OpenStudy (anonymous):

Part B: What percentage of the total people did not like either pasta or rice? (3 points) Part C: Do the people surveyed have more dislike for rice than pasta? Justify your answer. (2 points)

OpenStudy (anonymous):

I think i have part A, Just dont know if its a percent or not

OpenStudy (mathmale):

What is your answer for Part A, and how would you justify it?

OpenStudy (anonymous):

A: Like pasta Don't like pasta Total Like rice 10 30 40 Don't like rice 20 40 60 Total 30 70 100

OpenStudy (anonymous):

Thats my answer, it shows what everything reprsents

OpenStudy (anonymous):

@mathmale

OpenStudy (mathmale):

Really nice work! My results are exactly the same. Looks as tho' you know your stuff. What next?

OpenStudy (anonymous):

part B i am so confused

OpenStudy (anonymous):

Part B: What percentage of the total people did not like either pasta or rice? (3 points)

OpenStudy (mathmale):

Look in the "do not like pasta" column. There are 70 people represented in that column. Staying in the same column, move down to the "do not like rice" row. How many people do not like either rice or pasta?

OpenStudy (anonymous):

40

OpenStudy (anonymous):

@mathmale

OpenStudy (mathmale):

And that 40 is what percentage of the total number of people surveyed?

OpenStudy (anonymous):

40% because out of 100

OpenStudy (anonymous):

is that the answer?

OpenStudy (mathmale):

There you've got it. Not so confusing, is it? 40% of the 100 people surveyed do not like either pasta or rice.

OpenStudy (anonymous):

Thx

OpenStudy (anonymous):

last but not lease part C

OpenStudy (anonymous):

Part C: Do the people surveyed have more dislike for rice than pasta? Justify your answer. (2 points) @mathmale

OpenStudy (anonymous):

Compare the total for Don't Like Pasta to the total for Don't Like Rice. Which one is larger?

OpenStudy (anonymous):

Pasta

OpenStudy (anonymous):

So then you can answer the question: Do the people surveyed have more dislike for rice than pasta?

OpenStudy (anonymous):

Pasta, Thank you

OpenStudy (anonymous):

Right, and then just state how you figured that out and you're all good. Although just one thing, the questions asks if the people dislike rice more than pasta, so I think the answer would be something like "No, they dislike pasta more than rice".

OpenStudy (anonymous):

Oh i would've got that wrong.... lol

OpenStudy (anonymous):

You had the right answer though, just make sure your answers always fit the questions :)

OpenStudy (anonymous):

can you help me with one more question?

OpenStudy (anonymous):

I have to go, but I'm sure @mathmale can help.

OpenStudy (anonymous):

Ok

OpenStudy (mathmale):

Please post each question separately, OK? Thanks.

OpenStudy (anonymous):

K

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