etanogueira etanogueira

30-06-2017
Mathematics

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The mean of six test scores is 83.what is the sum of the six test scores?

Respuesta :

30-06-2017

mean = total score : frequency
mean x frequency = total score

so
83 = total score : 6
83 × 6 = total score
498 = total score

so the sum of the 6 test scores is 498

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