# maribel

Most popular questions and responses by maribel
1. ## statistics

The weight of a small Starbucks coffee is a random variable with a mean of 360 g and a standard deviation of 9 g. Use Excel to find the weight corresponding to each percentile of weight. a. 10th percentile b. 32nd percentile c. 75th percentile d. 90th

asked on May 7, 2011
2. ## algebra 1

Cameron is on page 21 of his book. He reads 112 pages per minute and wants to read to at least page 84 tonight. The inequality 21+112t≥84 models this situation, where t is time in minutes

asked on May 18, 2018
3. ## Underline the topic sentence in the paragraph.

Paragraph one is an analysis because the writer breaks down the points of piece of writing and considers how they relate to each other. Paragraph two is a summary because a summary is a description of the essence of the topic and this paragraph does

asked on September 27, 2010
4. ## health

what is the process by which alcohol enters the bloodstream and travels to all body parts? starts with d and ends with n and the 6th letter is i and it has 12 letters

asked on September 20, 2009
5. ## ALGEBRA

Charles wants to buy a sewing machine in a city with a 5% sales tax. He has at most \$632 to spend, in what price range should be look?

asked on January 25, 2015
6. ## chem

he literature value for the melting point of aspirin is 135°C. Suppose that a sample of aspirin prepared in Experiment 41 melts over the temperature range 125–128°C. What does this result suggest about the purity of this sample of aspirin?

asked on May 10, 2011
7. ## algebra

Harolds mother, who lives across the street, is pouring a concrete driveway, 18 feet wide and 9 inches thick, from the street straight to her house. This is to much work for Harold to do in one day, so his mother has agreed to buy 4 cubic's yards of

asked on January 23, 2015
8. ## calculus

Summarize all the pertinent information obtained by applying the final version of the graphing strategy Curve-sketching techniques to f,and sketch the graph of f. f(x)=(x-1)^3(x+3)

asked on September 19, 2014
9. ## history

The French and Indian war has also been called the "Great War for Empire". Explain why this may be an appropriate name for this war.

asked on September 27, 2010
10. ## algebra

solve the equation. Round answer to three decimal places 1 - 5 (x-5)=6x+ 1 7 6 26 25 12

asked on January 23, 2015
11. ## Physics

A chain rests on a table, and is released. 1/4th sits on the table, while the remaining 4/5ths of the length hangs before it is released. Calculate the time it takes to leave the table.

asked on November 12, 2012
12. ## algebra

Harolds mother, who lives across the street, is pouring a concrete driveway, 18 feet wide and 9 inches thick, from the street straight to her house. This is to much work for Harold to do in one day, so his mother has agreed to buy 4 cubic's yards of

asked on January 23, 2015
13. ## Math

A class is planning a party. A pizza restaurant cuts each pizza into 8 slices. There are 32 students. How many pizzas does the class need to order for each student to have a slice? Explain.

asked on September 8, 2014
14. ## college chemistry

When ethane reacts with oxygen to form carbon dioxide and water. When 10 molecules of ethane react with 20 molecules of oxygen, what is the composition of the FINAL mixture?

asked on July 12, 2012
15. ## cerritos

how many grams of sodium choloride is needed to prepare 600ml of 9% saline solution?

asked on September 18, 2011
16. ## Medical Assisting

How does blood stay in a liquid form in the blood vessels?

asked on May 14, 2011
17. ## biology

how was vinegar able to remove the calcium shell of an egg?

asked on October 24, 2009
18. ## algebra

bill blends 5/4 pound of peanuts that sell for \$2.50 per pound with 3/4 pound of walnuts that sell for \$5.50 per pound. What should be their price per pound of the mixed nuts? Round your answer to the decimal places

asked on January 23, 2015
19. ## calculus

How to find the x and y coordination of all inflection points? f(x) = x^4- 12x^2?

asked on September 19, 2014
20. ## Physics

Find the movement of a particle that moves along a straight due to the force F=-k*m*v(^2)

asked on November 12, 2012
21. ## US History

What do these terms mean? -Federation -Confederation -Checks and Balances -Anarchy -popular sovereignty -states rights we are doing the time period of 1776-1790 if that helps! :)

asked on September 17, 2010
22. ## math

A cube has a total surface area of 384 ft². Find the total surface area of the largest sphere that will fit into it.

asked on January 31, 2010
23. ## math

The supplement of an angle is 28degrees more than twice the complement of the angle. Find the supplement of the angle. Please help so confound!

asked on October 23, 2009
24. ## health

what is the process by which the alcohol leaves the body? it has 11 letters begins with an e and the 5th letter is i and the second to last letter is o i need it for a crossword puzzle

asked on September 20, 2009
25. ## Biology

What is the sybiotic relationship between a bacterium and another organism

asked on February 11, 2008
26. ## TO REINY

Thank you Reiny, Why I have to divide 632/1.05? I was dividing 632/0.05, I need to understand for future similar problems, I really appreciate your help, I finished school almost 30 years ago, I decided to go back to school an obtain a degree, I try my

asked on January 25, 2015
27. ## algebra

PLEASE I NEED HELP: the number of seniors citizen (65 an over)in the united states are millions ƒØN years after 1990 can be estimated by using the function: s=0.38ƒØ +31.2 the percentage of senior citizen living below the poverty level NƒØ years

asked on January 25, 2015
28. ## algebra

Express your answers as simplifier, improper fraction if necessary [3(a+3)]=29 the solution set is { }

asked on January 25, 2015
29. ## algebra

if the simple interest of \$38,000 in three years is \$5700 what is the rate?

asked on January 23, 2015
30. ## calculus

f(x)=8x^3-2x^4 and sketch a graph of f.

asked on September 19, 2014
31. ## HELP

Discuss why the media is more than juste entertainment

asked on October 24, 2010
32. ## geography honors

which of the 13 original colonies was the last to be settled?

asked on October 8, 2009
1. ## math

This would really help my 5th grade daughter to do her homework

posted on October 30, 2018
2. ## Math

I do not know the answer that why I am asking you.

posted on October 7, 2015
3. ## ALGEBRA

Thank you Reiny, Why I have to divide 632/1.05? I was dividing 632/0.05, I need to understand for future similar problems, I really appreciate your help, I finished school almost 30 years ago, I decided to go back to school an obtain a degree, I try my

posted on January 25, 2015
4. ## ALGEBRA

I am doing something wrong I need some help, I solve as follow: x+0.05

posted on January 25, 2015
5. ## algebra

3(x+2) = 4x-5 3x+ 6 = 4x -5 Subtract 3x from each side: 3x-3x + 6 = 4x-3x -5 6=x-5 Add +5 to each side: 6+5= x-5+5 11=x x+2= 13.

posted on January 25, 2015
6. ## Language Arts

I don't think the answer should be A in the fact that Theme park is not consider Urban Environment, Urban Environment relates to homes, business, etc, My opinion answer should be "A"

posted on January 23, 2015
7. ## Language Arts

Yes, answer is C

posted on January 23, 2015
8. ## PED 212

The purpose of learning Society is to understand how the society think, function, act, react, develop, believes, grows,

posted on January 23, 2015
9. ## Spanish 3 Homework

1.) (sister) Wash the dishes for me! My answer: Mi Hermana lavaba mis platos. 2(teacher) Say the vocabulary! My answer: La profesora (female) o el profesor(male) Dictaba el vocabulario 3. (you all) Cook the food! My answer: Todos ustedes cocinaron!

posted on January 23, 2015
10. ## algebra

Hi Rella: Here is the question: solve the equation. Round answer to three decimal places 1/7 - 5/6 (x-5)/26=6x/25+1/12 thank you

posted on January 23, 2015
11. ## algebra

Thank you Ms. Sue for your help. Can you please explain to me from here 0.15 came from? really appreciate it.

posted on January 23, 2015
12. ## College Accounting

chapter 21

posted on March 16, 2013
13. ## 4th grade

yeah i love math its my favorite subject

posted on December 13, 2012
14. ## Math

20 divided by 4 is 5.

posted on November 29, 2012
15. ## Physical Science

The balloon that is larger was in the slightly warm oven getting heated. The balloon that is smaller was in the refrigerator. When air is in cold temperatures it contracts and when air is in warm temperatures it expands.

posted on November 29, 2012
16. ## Pre-Calculus

How do you simplify i^63?

posted on September 26, 2012
17. ## math

give the vertical and horizontal translation in units

posted on March 1, 2012
18. ## com155

please that someone could help me with this. Write two paragraphs about how interest rates affect people’s purchasing decisions. Underline the topic sentence in each paragraph.

posted on September 27, 2010
19. ## history

Isn't just because the were fighting over the colonial territory which is the "empire" they refer to?

posted on September 27, 2010
20. ## US History

wait never mind new set of terms: -confederation -anarchy -states rights -consent of the governed -abigail adams

posted on September 17, 2010
21. ## biology

by the way vinegar is made from acid and water.

posted on October 24, 2009
22. ## math

Omg Thanks i was really lost!

posted on October 23, 2009
23. ## algebra

3+-7 negative + negative = positive so 3+-7+9= 5

posted on October 8, 2009
24. ## Algebra

yea

posted on September 24, 2009
25. ## Algebra 1

cancel out the ys and divide 9/15 by 3 which equals 3x/5z

posted on September 21, 2009
26. ## math

do rtd make the distances equal to each other and the speed is 60km well that's what i got but im not very good at these lol

posted on September 20, 2009
27. ## math

use the geometric or arithmetic formula

posted on September 20, 2009
28. ## math

so baisically multiply the 2nd equation by 3 so you can subtract the 3bs let me show you 105=5a+3b -189=12a+3b ------------ -84=-7a 12=a then substitute 105=5(12)+3B 105=60+3B 45=3B 15=B :)

posted on September 20, 2009
29. ## math

use the arithmetic sequence formula a(n)=a(1)+(n-1)d last=first+(number-1)difference ?=4+(15-1)20 ?=284 im pretty sure lol

posted on September 20, 2009
30. ## health

thanks

posted on September 20, 2009