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chubhunter [2.5K]
3 years ago
14

Suppose that 71% of the surface of the Earth is covered in water, and a random number generator uses latitude and longitude to s

elect a random location on the Earth. If 6 locations are generated, what is the probability that at least 1 of those locations is over land?
Mathematics
1 answer:
erik [133]3 years ago
8 0

Answer:

.00059 or .0006

Step-by-step explanation:

You are trying to find what won't be in the water because there are many combinations so you use a complement formula.

1-0.79=0.29

Use the left over percentage in an equation to determine the probability.

1-(0.29)^6=0.000594823

The exponent 6 comes from the number of locations.

You might be interested in
Abcd is parallelogram. what is the value of z
bixtya [17]

Answer:

answer is 13

Step-by-step explanation:

opposite angles of parallelogram are equal

therefore,65=5z

z=65/5

z=13

8 0
3 years ago
Supposed charity received a donation of $23.9 million. If this represents 54% of the charity donated funds what is the total amo
Tanzania [10]

Total amount of funds is $44.26 million.

Step-by-step explanation:

Given,

Donation received = $23.9 million

As it represents 54% of charity.

Let,

Total amount = x

Therefore,

54% of x = 23.9 million

\frac{54}{100}*x=23.9\\0.54x=23.9

Dividing both sides by 0.54

\frac{0.54x}{0.54}=\frac{23.9}{0.54}\\x=\$44.26\ millions

Total amount of funds is $44.26 million.

Keywords: percentage, division

Learn more about percentages at:

  • brainly.com/question/3950386
  • brainly.com/question/4021035

#LearnwithBrainly

8 0
3 years ago
A 13.5 gallon gasoline tank is for fifth for how many gallons will it take to fill the tank
Alekssandra [29.7K]
Since I am guessing that you mean One Fifth of the way filled my answer is 10.8 because when you divide 13.5 by five you get 2.7. And since one fifth is already filled, you just have to multiply it by four.
6 0
3 years ago
Find the length of x. help please !
andreyandreev [35.5K]

Answer:

x = 10

Step-by-step explanation:

Use CPCTC (Corresponding parts of congruent triangles are congruent).

Set the ratios:

\frac{6.5}{5} = \frac{6.5 + 6.5}{x}

First, simplify. Combine like terms:

\frac{6.5}{5} = \frac{13}{x}

Next, cross multiply.

5 * x * \frac{6.5}{5}  = \frac{13}{x} * x * 5\\x * 6.5 = 13 * 5\\6.5x = 65\\

Isolate the variable, x. Divide 6.5 from both sides of the equation:

\frac{(6.5x)}{6.5} = \frac{(65)}{6.5} \\\\x = \frac{65}{6.5}\\x =  10

Check:

\frac{5}{6.5} = \frac{x}{13}

Plug in 10 for x (Your answer). Cross multiply, then simplify:

\frac{5}{6.5} = \frac{10}{13}

13 * 6.5 * \frac{5}{6.5} = \frac{10}{13} * 13 * 6.5

13 * 5 = 10 * 6.5

65 = 65 (True).

~

6 0
3 years ago
Explain how you can use a model to find 6×17
Ivan
It's 102 I don't how you can use a model though
3 0
3 years ago
Read 2 more answers
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