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Blababa [14]
4 years ago
12

A bag contains 9 yellow marbles and 36 blue marbles. If a representative sample contains 3 yellow ​marbles, then how many bluebl

ue marbles would you expect it to​ contain? Explain.
Mathematics
1 answer:
Grace [21]4 years ago
7 0

Answer:12

Step-by-step explanation:

Divided by 3

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4(2x-5)+15=11
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