stephx00
stephx00
25-01-2017
Mathematics
contestada
With this one I need help with "" please
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Аноним
Аноним
25-01-2017
Let, the number in 5th test = x
It would be: 96 + 93 + 97 + 92 + x / 5 ≥ 95
378+x / 5 ≥ 95
Multiply both sides by 5,
378 + x ≥ 475
Subtract 378 from both sides,
x ≥ 475 - 378
x ≥ 97
In short, He must need to score 97
Hope this helps!
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