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nika2105 [10]
2 years ago
6

Ill give you a bouns of 50 points if you get these right. and brainlyest

Mathematics
2 answers:
charle [14.2K]2 years ago
8 0

Answer:

what's the question? I don't see anything

marysya [2.9K]2 years ago
4 0

Your ques???????????????

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If an urn has 5 white balls 10 red balls what is the probability that 5 randomly selected balls contain exactly 3 white balls?
kondaur [170]

Answer:

0.15

Step-by-step explanation:

Without Mincing words let us dive straight into the solution to the question above. We are given the following information which is going to aid in solving this particular question.

====> It is given, that there are 5 white balls and 10 red balls. Hence, the number of the total balls = 5 white balls + 10 red balls = 15 balls.

Therefore, the probability that 5 randomly selected balls contain exactly 3 white balls = \left[\begin{array}{ccc}5\\3\end{array}\right]  × \left[\begin{array}{ccc}10\\2&\end{array}\right]  ÷  \left[\begin{array}{ccc}15\\3\\\end{array}\right]  = 450 ÷ 3003 = 0.15

3 0
3 years ago
The cost of hiring a plumber is shown by the equation � = 100� + 75, where n is the number of hours
harina [27]

Answer:

The minimum number of hours the plumer can work is 1 hour and 15 minutes and the maximum number of hours is 6.

Step-by-step explanation:

7 0
2 years ago
Find the volume of th] cylinder. Round your answer to the nearest tenth if necessary. Use 3.14 for 1.
spayn [35]

Answer:197.8

The formula for a cylinder is 3.14*r^2*h but if you don't round to the nearest tenth the the answer is 197.82034.

Step-by-step explanation:Step one mutiply 3^2=9, Step two mutiply 3.14*

9=28.26, Step three mutiply 28.26*7=197.82.But if you round 197.82034 to the nearest tenth which is moving one decimal place to the right you'll will get 197.8.

6 0
2 years ago
One way to recognize a ___ is to look for a line that divides the original image into two congruent parts.
Sphinxa [80]
A because the line of symmetry is where the two parts of the image will meet
5 0
3 years ago
Read 2 more answers
A salesperson at a jewelry store earns 7% commission each week. Lat week, Heidi sold 450$ worth of jewelry. How much did she mak
Lemur [1.5K]

Step-by-step explanation:

$31.50 is how much she made

418.5 is how much the store made, but, that is the simple value, there could be more variables

7 0
2 years ago
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