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Bekks
10.12.2019 •
Mathematics
Can anyone me understand if i did these two calculus problems correctly
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Ответ:
How many points are there total? (3*100)+250 = 550
So far, he has 72 + 85 + 78, or 235
He needs 0.80 * 550 for a B, or 440 points
440 - 235 = 205 points on the final to get a B
Percentage-wise, he needs 205/250, or 0.82