a bag contains 3 red marbles 4 green marbles and 2 black marbles. what is the probability of a red marble being pulled from the
bag and without replacing it , the pulling a green marble out ?
1 answer:
Answer:
<u>1/6</u>
Step-by-step explanation:
<u>P (red)</u>
- No. of red / Total
- 3 / 3 + 4 + 2
- 3/9
- 1/3
<u>P (green without replacing red)</u>
- No. of green / Total - 1
- 4 / 9 - 1
- 4/8
- 1/2
<u>P (final)</u>
- P (red) × P (green without replacing red)
- 1/3 × 1/2
- <u>1/6</u>
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Answer:
12 dollars
Step-by-step explanation:
we know 25 shirts cost 300 dollar
so if 25 shirts --> 300
1 shirt --> 300/25
1 shirt = 12 dollars
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12-y=x(5-4k)
12-y/(5-4k)=x
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