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Svetlanka [38]
3 years ago
6

Please help I dont get it20 points​

Mathematics
1 answer:
Klio2033 [76]3 years ago
4 0

Answer:

10

Step-by-step explanation:

P(getting blue marbles) = 7/9

so;

x/45 = 7/9

x = 35

so the number of blue marbles is 35

45 - 35 = 10 red marbles

hope it helps .

all the best

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