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Mathematics 9 Online
OpenStudy (rainbow_rocks03):

PLZ HELP , no direct answers it is against code violation. Solve using the histograms. How many more cantaloupes weigh 8 lb or less than watermelons that weigh 8 lb or less? A. 2 B. 7 C. 8 D. 16

OpenStudy (joannablackwelder):

How many cantaloupes weigh 8 pounds or less?

OpenStudy (rainbow_rocks03):

20?

OpenStudy (joannablackwelder):

How do you get that?

OpenStudy (rainbow_rocks03):

I added 2+4+6+8

OpenStudy (joannablackwelder):

No, the number of cantaloupes that are in the range of 1-2 pounds is 2

OpenStudy (joannablackwelder):

The number that are in the range of 3-4 pounds is 5

OpenStudy (joannablackwelder):

Do you see how I am getting those numbers?

OpenStudy (rainbow_rocks03):

no

OpenStudy (joannablackwelder):

The bar on the 1-2 range goes up to 2 on the left.

OpenStudy (joannablackwelder):

Which means that there are 2 cantaloupes that fall into that range.

OpenStudy (rainbow_rocks03):

oh

OpenStudy (joannablackwelder):

And the bar that represents the number of cantaloupes that weigh goes up to 5 on the left.

OpenStudy (joannablackwelder):

:-)

OpenStudy (joannablackwelder):

So, how many cantaloupes are between 5 and 6 pounds?

OpenStudy (rainbow_rocks03):

7?

OpenStudy (joannablackwelder):

I think it is up to the 8 line (make sure you are looking at the orange graph)

OpenStudy (rainbow_rocks03):

So my answer would be 8?

OpenStudy (joannablackwelder):

The number of cantaloupes in the range of 5-6 pounds is 8, but that is not the final answer.

OpenStudy (joannablackwelder):

How many cantaloupes are in the 7-8 pound range?

OpenStudy (rainbow_rocks03):

oh wait my answer is 2 right?

OpenStudy (joannablackwelder):

No, we haven't gotten to the final answer yet.

OpenStudy (rainbow_rocks03):

oh

OpenStudy (joannablackwelder):

We need to find the number of cantaloupes that are 8 pounds or less and subtract the number of watermelons that are 8 pounds or less.

OpenStudy (joannablackwelder):

So, how many cantaloupes are 8 pounds or less?

OpenStudy (rainbow_rocks03):

12

OpenStudy (joannablackwelder):

How did you get that?

OpenStudy (rainbow_rocks03):

6+4+2

OpenStudy (joannablackwelder):

Why did you add those numbers?

OpenStudy (rainbow_rocks03):

because they were less than 8

OpenStudy (joannablackwelder):

But those aren't the number of cantaloupes in each category.

OpenStudy (rainbow_rocks03):

oh the # of cantalopes is 30

OpenStudy (rainbow_rocks03):

*cantaloupes

OpenStudy (joannablackwelder):

How did you get that number?

OpenStudy (rainbow_rocks03):

added 2, 4, 6, 8, 10

OpenStudy (joannablackwelder):

Why?

OpenStudy (joannablackwelder):

How many cantaloupes do we have in the 2-3 pound range?

OpenStudy (rainbow_rocks03):

IDK

OpenStudy (joannablackwelder):

The bar above that range goes up to 2 on the left (which indicates the number of cantaloupes in that category).

OpenStudy (joannablackwelder):

So, we have 2 cantaloupes that are between 2-3 pounds. Is that weight 8 pounds or less?

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