Pre-Calculus

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Show with work, if you could attach a file and explain all

Show with work, if you could attach a file and explain all of them with answers that would be great.… read more

You are randomly drawing a card from a deck, replacing it

You are randomly drawing a card from a deck, replacing it and then drawing another card. What is the probability of choosing a 3 and then an ace? Leave your answer as a percent to the nearest tenth (o… read more

Students are traveling in two cars to a football game 135

Students are traveling in two cars to a football game 135 miles away. One car travels at an average speed of 40 miles per hour. The second car starts 1 2 hour later and travels at an average speed of … read more

I have a lot of homework i want done. Its 4 assignments 20

i have a lot of homework i want done JA: The Pre-Calculus Tutor can help you get an A on your homework or ace your next test. Tell me more about what you need help with so we can help you best. Custom… read more

I have 7 more questions that I need help with if that's is

Hey. I have 7 more questions that I need help with if that's is okay. I have attached the first one.… read more

Coal is carried from a mine in West to a power plant in New

Coal is carried from a mine in West Virginia to a power plant in New York in hopper cars on a long train. The automatic hopper car loader is set to put 55 tons of coal into each car. The actual weight… read more

Probability and statistic questions. Answering maths

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Here are the last questions...one of them has more than one

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1.In the United States, approximately 48% of people have

1.In the United States, approximately 48% of people have type A blood. If 5 people are selected at random, find the probability that the fifth person is the first one selected with type A blood.Requir… read more

Water was drained from a swimming pool. The equation

Water was drained from a swimming pool. The equation y=14590⋅0.95x estimates the number of gallons of water remaining after x hours from the time it started draining.How many gallons of water were in … read more

Am about to take a 25 questions Algebra Exam can anyone help

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Am about to take a 5 question math quiz are you able to help

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He population standard deviation for mean annual income of

he population standard deviation for mean annual income of teachers in Utah and in Oregon are estimated as and , respectively. It is also known that both populations are approximately normally distrib… read more

For a standardized psychology examination intended for

For a standardized psychology examination intended for psychology majors, the historical data show that scores have a mean of and a standard deviation of . The grading process of this year's exam has … read more

Problem Page Bivariate data for the quantitative variables

Problem Page Bivariate data for the quantitative variables and are given in the table below. These data are plotted in the scatter plot shown next to the table. In the scatter plot, sketch an approxim… read more

A span between objects getting greater over time is called

A span between objects getting greater over time is called what? How do i figure out the ratio?… read more

Find the probability of successes in six trials of a

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Need help with week one and two quiz. This one is set up differently

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