PartyBaby PartyBaby

01-07-2019
Mathematics

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Can someone please explain to me how to solve this problem? Thank you.

Can someone please explain to me how to solve this problem Thank you class=

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musiclover10045 musiclover10045

01-07-2019

The average for the 5 tests is a 74.

The total of the 5 grades needs to equal 5 x 74 = 370

The total of the 4 graded tests is : 76 +80 + 69 + 71 = 296

Subtract that from the first total: 370 - 296 = 74

The grade needs to be a 74

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