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25-06-2020
Mathematics

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To average a 90% after scoring an 82% and 96%, what do you need to score?

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25-06-2020

Answer:

92

Step-by-step explanation:

one easy way to do it is to break down the process of averaging numbers. 90*3= the two nums you have + unknown

the equation you write can be like

90=(82+96+ incog)/3

90*3=(82+96+ incog)

270=178+ incog

270-178= incog

incog=92

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