Posts by bailey

Total # Posts: 277

1. history

A. An executive order ending segregation in the military meant that hundreds of thousands of African Americans served in the war. B. The rescinding of the GI Bill led to a major decline in the enlistment of African Americans in the armed forces. C. The promise of full voting ...
2. Math

Find the probability of the indicated result. Use the normal curve approximation to the binomial distribution.16)A 56-question multiple choice test has 4 possible answers for each question and a student choose the answers to each problem at random. A student selects 16 correct...
3. Math

The average middle-distance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers: A)7%B)3%C)5%D)4% How do I plug this into my TI-83 ...
4. Math

Thank you both!
5. Math

f the life, in months, of a certain type of car battery is normally distributed with a mean of 88months and a standard deviation of 9 months, what should be the guarantee period if the companywants less than 5% of the batteries to fail while under warranty? Answers: A)Less ...
6. Math

The average middle-distance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers: A)7%B)3%C)5%D)4% I know it's C, but I don't...
7. Math

The average middle-distance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers: A)7%B)3%C)5%D)4% I know it's C, but I don't...
8. Math

What common angle do CDG and FCE share ?
9. biology

The plants are heterozygous at the locus for stem height. T is dominant to t. T confers tall plant height. When you count the progeny, you find that there are 188 tall plants and 62 short plants. Does this approximate the 3:1 phenotypic ratio caused by Mendelian inheritance?

It's A

A?
12. Geometry

A spherical foam ball, 10 inches in diameter, is used to make a tabletop decoration for a party. To make the decoration sit flat on the table, a horizontal slice is removed from the bottom of the ball, as shown below. If the radius of the flat surface formed by the cut is 4 ...
13. Math

A is 4+6= 10 B is 5+3= 8 C is 5+6= 11 Please check my work
14. Math

Use the Distributive Property to prove each statement. Hint: you can write an even number as 2n and odd number as 2n + 1, where n represents any whole number. A. The sum of two even numbers is even. B. The sum of two odd numbers is even. C. The sum of an odd number and an even...
15. Math

A. 90 = 20 + 70. Use the Distributive Property and the GCF of 20 and 70 to write another related expression for 90. Could you write another expression with a different common factoer? B. 90 = 36 + 54. Use the Distributive Property and the GCF of 36 and 54 to write another ...

Whoops I am so sorry, I didn't mean to do that. But thank you!

1. Why was the Declaration of Independence so important? (Select 2) a. it set up the U.S government*** b. it explained the ideals of liberty, justice, and equality c. it announced that American colonies were separate from great Britain*** d. it gave Americans the right to vote...
18. Math

A hockey team is lining up in a row for a group photo there team has one goalie four defence and seven forwards the photographer wants the defence on one side of the goalie and the forwards on the other side how many ways can the team stand in a row for this pose

No
20. Social Studies

What are two ways Louisiana provides health care?
21. Math

the sum of a number times 3 and 27 is at least 25
22. Social Studies

D is wrong ok.. what about....A??

hellooooo?
24. Social Studies

Ms Sue you there?
25. Social Studies

Is this right?
26. Social Studies

What was the most important factor leading to the end of cold war? a)the European economic community formed b)Democratic revolutions began in Eastern Europe c)The Marshall plan helped rebuild western Europe d) A U.S soviet treaty piece helped repair revolutions***
27. Social Studies

Thank you, can I ask you one more question?
28. biology

Convert these dates to BP dates (using 1950 as "the present.") Wood fragments from the floor of a palace in Syria - Syro-Hittite period. Date: 675 ± 50 years BCE

is this a simple sentence; By July, I had too many to count.
30. Chemistry

I Just don't know what to do, I think I understand, but im not sure because all of the compounds are liquid. I would know how to do it if they were aqueous, and just the water is liquid, but they are all liquid. Determine the acid dissociation constant for a 0.10 M acetic ...
31. College Chemistry

Determine the concentrations of MgCl2, Mg2+, and Cl- in a solution prepared by dissolving 2.39 x 10^-4g MgCl2 in 2.50L of water. Express all three concentrations in molarity. Also display the concentrations of ionic species in part per million (ppm).
32. English

what is the key difference between stolen days and the night the bed fell
33. S.S.

c b d b this works GREAT I got an A+
34. Math

Congresswoman Smith opened the Post and saw that a bean-counting scandal had been leaked to the press. Outraged, Smith immediately called an emergency meeting with the five other members of the Special Congressional Scandal Committee, the busiest committee on Capitol Hill. ...
35. Math

That's what I was wondering, but all the information that I was given is in the above paragraph so I don't know.
36. Math

For his 13th birthday Adam was allowed to travel down to Sarah's Sporting Goods store to purchase a brand new fishing pole. With great excitement and anticipation, Adam boarded the bus on his own and arrived at Sarah's store. Although the collection of fishing poles ...
37. Math

You have 16 new CDs to put on your empty five-shelf CD rack. Can you place the CDs so that each shelf contains three or fewer CDs? Can you arrange them so that each shelf contains exactly three?
38. Stats

Describe how to use a source of random data to simulate multiple trials of this situation. A student guesses on all 10 questions of a multiple-choice quiz. Each question has three choices. a. Assign 00-09 to all of the correct answers and 10-29 for all the wrong answers. ...

yes its zero
40. Pre-Calculus

Determine the magnitude of the positive vectors from the origin to to the following points. A. (3,4) B. (12,5) C. (3,-2) D. (-7,-3)
41. english

anon is right
42. Trigonometry

Water is dripping out of the bottom of a conical container. The cone has a diameter of 8 inches and a height of 8 inches. a) When the depth of the water is 8 inches, what is the radius of the water? b) Write a function for the volume of water left in the container in terms of ...
43. math

It's wrong.. It's actually 18.75 tiles... You make a proportion.. 8/10=15/x then you cross multiply and then you should get 8x=150.. Then you divide 150 by 8 and get x=18.75 tiles...
44. Statistics

A particular fruit's weights are normally distributed, with a mean of 764 grams and a standard deviation of 33 grams. The heaviest 15% of fruits weigh more than how many grams? Give your answer to the nearest gram.

he y
46. Algebra 1

Factor 24x^2-42x I know how to factor but there is only two terms? I am confused. It would be greatly appreciated if someone could help:)
47. Statistics

They appear to be from the same population because the numbers are approximately the same. The Atmospheric set is slightly more rounded, but the number 2.29816 is approximate to 2.30956 because if someone used one number slightly rounded it would round the data like so.
48. Psychology 20 (HELP)

haberdasher.hubpages./hub/The-Wild-Boy-of-Aveyron Read the Ages and Stages online journal article, The Wild Boy of Aveyron. 1. What does this case study say about the relative influence of Nature (genetic inheritance) or Nurture (social environment) in terms of human ...
49. Psychology 20 (HELP)

haberdasher.hubpages./hub/The-Wild-Boy-of-Aveyron
50. Psychology 20 (HELP)

This website doesn't let me put the website where the article is.
51. Psychology 20 (HELP)

Read the Ages and Stages online journal article, The Wild Boy of Aveyron. 3. What does this case study say about the relative influence of Nature (genetic inheritance) or Nurture (social environment) in terms of human development? 4. What aspects of human development are ...
52. Geography

A) Total offset in centimeters (or inches) B) Average offset per year
53. Geography

Wallace Creek has been offset by 130.0 meters (430 feet) to the right along the fault. The age of stream deposits indicates that this offset began 3700 years ago. Based on these figures, calculate the average rate of movement along this segment of the fault in centimeters per ...
54. Math (Need help Urgent)

1. Graph the solution to the inequality y ≤ -2(x - 2)2 - 2 ?

The answer is \$4.80 and 20 cents left over
56. math

my question is i don't know what x and y are and x has 10 and 30 and y has 19 and 25 i don't know the anwser.
57. Science

Number 3 is isotherms. I just finished my test. What is number two?
58. Writing equations from a table

thank you! that's actually what I guessed
59. Writing equations from a table

Hiiii! My teacher gave out some practice problems to help prepare for the big upcoming tEst.. I just don't remember hiw to do fhese problems.. Irs just hard for me.. these are not graded, I just need help so I can (hopefully) ace the test :) Questions!: Write an equation ...
60. Writing equations from a table

Sorry for horrible spelling. I am typing quickly on my phone screen, very hard to type!
61. Writing equations from a table

Hiiii! My teacher gave out some practice problems to help prepare for the big upcoming tEst.. I just don't remember hiw to do fhese problems.. Irs just hard for me.. these are not graded, I just need help so I can (hopefully) ace the test :) Questions!: Write an equation ...
62. Prob&Stat

If 52% of the customers at a certain grocery store regularly use coupons, what is the approximate standard deviation of the sampling distribution of the proportion for samples of size 240? 2.1% 3.2% 4.7% 10.4%
63. Math

No it’s 19 ; 18 isn’t an option.
64. Social Studies help!!!!

It's actually B A D Thank me later ;)
65. Trigonometry

A ship leaves port at 2:00 pm and sails in the direction S34 degrees W at a rate of 15mph. Another ship leaves port at 3:00 pm and sails in the direction S56 degrees E at a rate of 12mph. Find how far apart the ships are at 4:00 pm.
66. Trigonometry

A vertical pole 40 feet tall stands on a hillside that makes an angle of 17 degrees with the horizontal. Approximate the minimum length of cable that will reach the top of the pole from a point on the hillside 72 feet downhill from the base of the flagpole.
67. Trigonometry

A balloon is flying west of two trigonometry students who are 7 miles apart. The angles of elevation of the two students to the balloon are 15 and 28 degrees. Approximate how high the balloon is flying.
68. Math

72/2 = 36 36^2= 1296
69. math

a cell phone company charges \$10 per month, for up to 500 text messages, and \$.15 for each additional text messages. Stanley was charged \$14.50 last month for text messages. Write an equation to find the number of text messages over 500 he sent and received last month

s=20
71. science

The outcome of the Calvin Cycle is A)synthesis of sugars B)Production of pyruvate C)Capture of energy from sunlight D)Breakdown of complex molecules and the subsequent release of energy

You are carryingout TLC on normal phase plates. Compound A has an Rf of 0.4 and compound B of 0.6. What would happen to the Rf values if you increase the polarity of the mobile phase? For the compounds in question 1, you change to running them on reverse phase plates. What ...

You are carryingout TLC on normal phase plates. Compound A has an Rf of 0.4 and compound B of 0.6. What would happen to the Rf values if you increase the polarity of the mobile phase? For the compounds in question 1, you change to running them on reverse phase plates. What ...

for each of the pairs of elements below give the formula for the simplest compound to be formed from them and explain the basis of your decision and note if the bond(s) formed are ionic or covalent. a) silicon and oxygen (SiO2) b) chlorine and bromine (BrCl) Thanks!

a) The equipment you would use for carrying out a simple distillation at reduced pressure (i.e. under vacuum) b) the equipment you would use for carrying out a simple distillation at atmospheric pressure. a) The equipment you would use for carrying out a simple distillation at...

there r equipments but I'm not sure which one to use for each question! Thank you!

a) The equipment you would use for carrying out a simple distillation at reduced pressure (i.e. under vacuum) b) the equipment you would use for carrying out a simple distillation at atmospheric pressure. Thanks!
78. Physics

The plane tectonic theory describes the motion of the continents across the face of Earth. Measurements suggest that Africa and South America were once connected and are drifting apart at an average rate of 3cm/yr. If the two continents are now 7x10^8 cm apart, how long has ...
79. Chem Help

what could be the advantage of carrying out a distillation under vacuum as compared to atmospheric pressure? thank you!
80. health

People who smoke any kind of cigarette are at _________ of developing lung cancer than people who do not smoke.
81. Economics

Some people would prefer a single income tax rate because it? A) would increase the government’s revenue. B) is easier to calculate. C) would reduce the percent of income poorer families pay in income taxes. D)means everyone would pay the same income percentage in taxes.
82. Economics

The strongest argument to favor government regulation of cell phone service grids is that A. there are too many cell phone service towers B. the government could provide better cell phone service C. in some metropolitan areas there are too many choices fro cell phone providers...
83. Economics

Mixed economies A. have a standard set of government laws B. vary widely in the level of government regulations C. limit trade to only other countries with mixed economies. D. depend on international organizations for guidance and direction
84. Economics

A decision making model is more beneficial than simple comparing costs and benefits because A. the decision making model encourages you to consider multiple options. B. a costs and benefits analysis encourages you to consider multiple options. C. the costs and benefits ...
85. English

so is #1 B or C? and is #2 C or D
86. social studies

HELP PLEASE how do the monarchies throughout Arabia and Iraq most differ from one another? a- they have different constitutions. b- they have different elections processes. c- some have absolute power, and some have limited power. d- some are family dynasties, and some are ...
87. Science

Ozone I got it right on my test
88. math

Jayden wants to be a fast runner like his big brother, Isaac. Isaac encourages Jayden to do a “30 for 30” challenge. This would require Jayden to spend 30 minutes outside every day for 30 days doing some type of physical activity. In return, Isaac promises to do ...
89. Science

I think it's limiting factors but I'm not sure..
90. Science

If changing conditions lead to decreased oxygen levels in the stream, the carrying capacity of the stream for the trout will decrease. Oxygen level in water is therefore a(n) _____________ with respect to the number of trout that a particular stream can support.
91. science

#3 is A #2 is Till (C) #1 (I don't know)
92. Algebra, URGENT!!!

1) The first leg of a right triangle is 6 cm longer than its second leg. If the hypotenuse has a length of 8 cm, find the exact lengths of the two legs. First Leg: Second Leg: 2) The length of a rectangle is 10 m longer than its width and the area of the rectangle is 480 m2. ...

wow emily
94. science

Guys really when you cheat, you're not learning anything you can't just skip the entire lesson not reading it, plug in the answers, get 100% but you don't know anything. Later on you could get a portfolio about the same thing and you have no clue what it's ...
95. Trig

a child puts beads on one spoke of a bicycle wheel. the tire has a diameter of 2ft. if the child rides so that the tire makes one full rotation every 15 sec, and the beads begin in the horizontal outward position, find an equation that models the position of the beads at time t.
96. U.S history

thank you so much for your help
97. U.S history

does anyone know any topic ideas for the turning point in america (1600s-1900s).PLZ I need help its a research title and i have no idea what to write about.
98. math

two step equations i don't understand
99. Math

if cosx equals square root 3 over 2, find sinx
100. Telisis Prep

The base of a rectangle is 6 inches greater than twice the height. The perimeter is 78 inches. Find the area.
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