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amid [387]
3 years ago
8

Plz help with all 4

Mathematics
1 answer:
fredd [130]3 years ago
5 0
1. 641
2. 65.4
3. 21+7=28 total marbles. The greatest number of groups would be 7, with 1 blue and 3 white.
4. 80% of 685= .80 x 685= 548 students.
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