waynakimkurly waynakimkurly
  • 02-02-2022
  • Mathematics
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A box contains 10 marbles. 7 arbles. 7 of which black and 3 drawn after the other without replacement. Find the probability of getting i). a red , then a black marble ii). Two black marbles​

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leo4ct
leo4ct leo4ct
  • 02-02-2022

Answer:

5/10

Step-by-step explanation:

the 7 out of 10 and the 1 out of 10 combine and make 5 out of 10

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