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Fittoniya [83]
3 years ago
15

12. A bag contains a total of

Mathematics
1 answer:
viva [34]3 years ago
6 0

Answer:

The answer would be 80 black marbles.

Step-by-step explanation:

The student chose 10 marbles. 8 of those were black. There are 100 marbles total. Going at this rate, picking 10 at a time, 10x10 is 100. So we would do this 10 times. 8x10 is 80. 2x10 is 20. There are 80 black marbles.

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