3 years ago

HELPPP

Mathematics

1 answer:

denis23 [38]3 years ago

4 0

Continuous, Domain is {0<~x

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A bag contains exactly three red marbles, five yellow marbles and two blue marbles. If three marbles are drawn from the bag with

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Answer:

11/120

Step-by-step explanation:

Red = 3
Yellow = 5
Blue = 2

Possible options would be red or yellow as only two blue marbles.

Probability of 3 red:

3/10*2/9*1/8 = 1/120

Probability of 3 yellow:

5/10*4/9*3/8 = 1/12

Probability of same three is:

1/120 + 1/12 = 11/120

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Answer:

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Step-by-step explanation:

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Divide the answer by number of weeks in a year.

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It will be 7 hour and 30 min

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What is the answer to this please help!

Butoxors [25]

$z+(-0.72)=-2.5\\\\\text{Step 1}:\ x+(-0.72)+(-0.72)=-2.5+(-0.72)\qquad\text{ERROR}\\\\CORRECT\ IS:\ x+(-0.72)-(-0.72)=-2.5-(-0.72)\\\\\text{Step 2}:\ x=-2.5+0.72\\\\\text{Step 3}:\ x=-1.78$

Subtract, not add, -0.72 from both sides.

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If he got 5 points in the first round and he needed at least thirty he would score 9 points in the next three rounds

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