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3 years ago

12

a marble bag contains three red marbles and four gray marbles six white marbles and five black marbles what is the probability o

f randomly drawing a red marble and then a gray marble if the first marbel is replaced

1 answer:

Andrews [41]3 years ago

3 0

Answer:

1/27

Step-by-step explanation:

do good!

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castortr0y [4]

Answer:

6/8

Step-by-step explanation:

y^1-y^2/x^1-x^2

2+4/2+6

6/8

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3 years ago

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Evaluate the expression for the given value of the variuble with step by step explanation

GaryK [48]

Substitute the value of b = -2 to the expression

$-4b-8+(-1)-b^2+2b^3=2b^3-b^2-4b-8-1=2b^3-b^2-4b-9\\\\2(-2)^3-(-2)^2-4(-2)-9=2(-8)-4+8-9=-16-4+8-9=-21$

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3 years ago

There are many cylinders with a height of 9 inches. Let r represent the

bazaltina [42]

Answer: 1- 9

2-36

3-81

Step-by-step explanation:

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2 years ago

Martin bikes at a constant speed to a finish line that is 15 mi away. After 20 mins, he is 10 mi from the finish line. After 30

ankoles [38]

The answer is C. -0.25; the rate at which Martin's distance from the finish line changes per minute

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2 years ago

Find the LCM<br> of 9 and 27.

Mnenie [13.5K]

Answer:

27

Step-by-step explanation:

The answer is 27, because 9 x 3 = 27 and the smallest number that is the same is 27.

Hope this helps!

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3 years ago

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