If you have a bag with 18 white balls and 2 black balls. What is the probability of drawing a white ball? And extracting a black one?

Name: Solved: If you have a bag with 18 white balls and 2 black balls. What is the probability of drawing a white ball? And extracting a black one? - MathMaster
Brand: MathMaster
Rating: 4.9 (157 reviews)

157

likes

785 views

Answer to a math question If you have a bag with 18 white balls and 2 black balls. What is the probability of drawing a white ball? And extracting a black one?

$Expert avatar$

Hank

4.8

106 Answers

Drawing a white ball = 18/20 = 9/10 = 0.9 Extracting a black ball = 2/20 = 1/10 = 0.1

Frequently asked questions (FAQs)

What is the simplified form of (2^3 * 2^4)/(2^2)^2?

What are the characteristics of a hyperbola defined by the equation (x^2/a^2) - (y^2/b^2) = 1? Discuss the shape, asymptotes, foci, vertices, and eccentricity.

What are the solutions to the quadratic equation x^2 - 6x + 8 = 0?

New questions in Mathematics

Two fire lookouts are 12.5 km apart on a north-south line. The northern fire lookout sights a fire 20° south of East at the same time as the southern fire lookout spots it at 60° East of North. How far is the fire from the Southern lookout? Round your answer to the nearest tenth of a kilometer

The profit G of the company CHUNCHES SA is given by G(x) = 3×(40 – ×), where × is the quantity of items sold. Find the maximum profit.

In a normally distributed data set a mean of 31 where 95% of the data fall between 27.4 and 34.6, what would be the standard deviation of that data set?

A job takes 9 workers 92 hours to finish. How many hours would it take 5 workers to complete the same job?

how many arrangement can be made of 4 letters chosen from the 8 letters of the world ABBSOLUTE

A person borrows rm 1000 from a bank at an interest rate of 10%. After some time, he pays the bank rm 1900 as full and final settlement of the loan. Estimate the duration of his loan.

prove that if n odd integer then n^2+5 is even

7. Find the equation of the line passing through the points (−4,−2) 𝑎𝑛𝑑 (3,6), give the equation in the form 𝑎𝑥+𝑏𝑦+𝑐=0, where 𝑎,𝑏,𝑐 are whole numbers and 𝑎>0.

A researcher is interested in voting preferences on change of the governing constitution in a certain country controlled by two main parties A and B. A questionnaire was developed and sent to a random sample of voters. The cross tabs are as follows Favour Neutral Oppose Membership: Party A 70 90 85 Party B 50 50 155 Test at α = 0.05 whether party membership and voting preference are associated and state the conditions required for chi-square test results to be valid.

DuocUC 2) The cost C, in pesos, for the production of x meters of a certain fabric can be calculated through the function: (x+185) C(x)=81300-6x+ 20000 a) It is known that C(90) 5.344. Interpret this result. (2 points) b) Calculate C'(x) (2 points) 3 x²+111x-0.87 20000 2000 c) Function C calculates the cost while producing a maximum of 500 meters of fabric. Determine the values of x at which the cost of production is increasing and the values of x at which the cost is decreasing. (3 points) d) If a maximum of 500 meters of fabric are produced, what is the minimum production cost? (