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olga nikolaevna [1]
3 years ago
12

Please help giving brainliest!

Mathematics
1 answer:
Luden [163]3 years ago
3 0

Answer:

0.20

Step-by-step explanation:

total of marbles

= 6 + 4 + 3 + 2

= 15

the probability of blue

= 3/15 × 100%

= 20%

= 0.20

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