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The graph models the hypothetical mass, in kilograms, of a Tyrannosaur

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The graph models the hypothetical mass, in kilograms, of a Tyrannosaur  [#permalink]

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New post 10 Jun 2018, 16:23
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The graph models the hypothetical mass, in kilograms, of a Tyrannosaurus rex up to 30 years of age. Points A, B, and C represent the masses for a Tyrannosaurus rex at ages 12,16, and 20, respectively, according to the model.

From each drop-down menu, select the option that creates the most accurate statement based on the information provided.

For integer values of the age from 12 to 30, the average (arithmetic mean) mass falls approximately between ( ) kilograms.

The percent change in the mass from age 12 to age 16 is approximately ( ) the percent change in the mass from age 16 to age 20.
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Re: The graph models the hypothetical mass, in kilograms, of a Tyrannosaur  [#permalink]

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New post 29 Jun 2018, 05:10
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a: 4000-4500 KG
b: % change from 12 to 16 is approximately three times of % change from 16 to 20..

Please help me to confirm my answer whether they are correct.
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Re: The graph models the hypothetical mass, in kilograms, of a Tyrannosaur  [#permalink]

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New post 11 Aug 2018, 04:39
yes 4500 and 3 times
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The graph models the hypothetical mass, in kilograms, of a Tyrannosaur  [#permalink]

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New post 09 Jan 2019, 17:59
[url=https://gmatclub.com:443/forum/memberlist.php?mode=viewprofile&un=amitpassionate][b]amitpassionate[/b][/url], pls how was average calculated?

[size=80][b][i]Posted from my mobile device[/i][/b][/size]
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The graph models the hypothetical mass, in kilograms, of a Tyrannosaur   [#permalink] 09 Jan 2019, 17:59
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The graph models the hypothetical mass, in kilograms, of a Tyrannosaur

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