Answers by Brian Rak
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Answers by Brian Rak

Answers by Brian Rak
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A light bulb manufacturer claims that the lifetime of the bulbs is normally distributed with a mean of 5000 hours and a standard deviation of 250 hours. If 20000 bulbs are produced on a particular day,
answered Jul 1, 2022
10 votes
35.1k views
What is the area of the shape below? (picture below) please solve!
answered Jun 26, 2022
5 votes
5.0k views
Select the correct sentence from the choices below. One of them must present their project report on Thursday. One of them must present his/her project report on Thursday. One of them must present its
answered Jun 6, 2022
2 votes
175k views
Alex graphed two lines in order to find the solution to a given system of equations. What is the solution?
answered May 26, 2022
3 votes
11.7k views
What powers did the federal government have under the article of confederation?
answered Apr 30, 2022
1 vote
191k views
What foundational structure has four carbon rings?
answered Mar 18, 2022
1 vote
160k views
Cual es la diferencia común de la secuencia aritmética 5,8,11,14?
answered Jan 21, 2022
5 votes
27.3k views
What was one way that European plans for partitioning in the Middle East after World War I led to conflict?
answered Dec 28, 2021
4 votes
50.2k views
What is the value of the underline digit? 9.521
answered Nov 26, 2021
7 votes
107k views
When you throw a pebble straight up with initial speed V, it reaches a maximum height H with no air resistance. At what speed should you throw it up vertically so it will go twice as high? and When you
answered Oct 8, 2021
4 votes
164k views
Which of the following sentences would not fit with the others in a paragraph? A. Mountain climbing is a dangerous but satisfying sport. B. When you reach the top, however, it is a beautifully satisfying
answered Sep 2, 2021
3 votes
161k views
In order to develop a more appealing​ cheeseburger, a franchise uses taste tests with 12 different​ buns, 7 different​ cheeses, 4 types of​ lettuce, and 3 types of tomatoes. If the taste tests were done
answered Jul 22, 2021
3 votes
91.3k views
Geometrical beauty of any two famous historical monuments in india
answered Jul 19, 2021
3 votes
113k views
The bacterial disease that cannot be spread by infected people who do not have active disease is a hepatitis B. b tuberculosis. c pneumonia. d strep throat.
answered Jun 27, 2021
3 votes
153k views
Which shows the correct solution to the inequality To 21 +22 10 218 +p 7 10 5 - 1 -1 28 25 40 40 2p 3 ps-1 40 7 5 10 21+ 7 -1 10 g+p 28 25 - 1 40 40 20 02-13 Mark this and return Ne SE
answered Jun 21, 2021
7 votes
111k views
Deanne is a vocal critic of socialism. She likes to point out that in recent years the governments in many socialistic nations have cut back on government services and have reduced taxes. Deanne believes
answered May 7, 2021
2 votes
55.1k views
Besides weathering and erosion, what other forces shape the Earth’s features? a. osmosis and inflasion c. cementation and melting b. exfoliation and foliation d. composition and texture
answered Apr 26, 2021
1 vote
163k views
I want to get either a snake or capybara, which one is easier to take care of?
answered Apr 11, 2021
1 vote
83.7k views
Not sure on this, REALLY NEED IT! FOR A HUGE GRADE!!! PLEASEEEE!!! ❤️
answered Feb 5, 2021
3 votes
126k views
Which characteristics of a fossil would make it useful as an index fossil in 1 point determining the relative age of widely separated rock layers? a. a wide time range and a narrow geographic range b.
answered Jan 11, 2021
1 vote
228k views
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