schreckkatheri schreckkatheri

07-11-2017
Mathematics

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If 300 people donated blood in Springfield, about how many were AB+?

If 300 people donated blood in Springfield about how many were AB class=

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musiclover10045 musiclover10045

07-11-2017

it looks like about 3% of people are AB+ in Springfield

so 300 *0.03 = 9

so around 9 people

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