patricia

Most popular questions and responses by patricia
1. Math

The cost T, in hundreds of dollars, of tuition and fees at many community colleges can be approximately by T=1/4c+6,where c is the number of credits for which a student registers. Graph the equation and use the graph to estimate the cost of tuition and

2. math

A ten foot long ladder leans against a wall, with the top of the ladder being eight feet above the ground. What is the approximate angle that the ladder makes with the ground? A) 37° B) 47° C) 53° D) 60°

3. PHYSICS

An 800.0 kg roller coaster car is at rest at the top of a 95 m hill. It rolls down the first drop to a height of 31 m. When it travels to the top of the second hill, it is moving at 28 m/s. It then rolls down the second hill until it is at ground level.

4. lifeorientation

wht is the six symtoms of intrapersonal conflict in a person

5. Chemistry

When 10.00 mL of 1.00 M HCl solution is mixed with 115 mL of 0.100 M NaOH solution in a constant-pressure calorimeter, the temperature rises from 22.45 °C to 23.25 °C. Calculate q for this reaction, assuming that the heat capacity of the calorimeter is

6. Life Orientation

Identify four human rights violation or discriminations and explain introductory paragraph and why you choose the specific human rights violation or discrimination

7. Physics

A proton (mass m = 1.67 10-27 kg) is being accelerated along a straight line at 3.6 1015 m/s2 in a machine. The proton has an initial speed of 2.4 107 m/s and travels 2.8 cm. (a) What is its speed? (b) What is the increase in its kinetic energy?

8. Math

The amount of money Tom has is 75% of Sally's amount of money after Sally spent \$120 and Tom saved all of his money Tom's amount is 50% more than Sally's. how much money did each of them have at the beginning?

9. Organic Chemistry

A student obtains a yield of 79% from his salicylic acid. How many grams of salicylic acid will the student need to produce 135 g of aspirin?

10. Calculus AB

Gateway Arch in St. Louis was constructed using the equation y=211.49-20.96cosh(0.03291765x) where |x|

11. world history

What characteristics did fascism under Mussolini and Hitler have in common with communism under Stalin?

12. Math

"Mr. Macho, my great dane, ate 125 hotdogs over a five-day period. Each day he atee seven more hot dogs than on the previous day. How many hot dogs did he eat on the first day?" I got 55 hot dogs. Is this right??

13. Vocab

What's the root or base word of rebellious, belligerent, doctrine, document, levity, levitate, initiative, itinerary, impulsive, and compel??? Please help thanks!!!

14. healthcare fiancare

HINT: 6% X \$1,000,000 – {20% X (\$1,000,000 – (6% X \$1,000,000))} = 6% X \$1,000,000 – {20% X (\$1,000,000 - \$60,000))}= 6% X \$1,000,000 - {20% X \$940,000}= 6% X \$1,000,000 - \$188,000 = \$60,000 - \$ 188,000= -\$128,000 A) The interst due on a 10% loan of

15. Discuss the economic impact of immigration in the

Discuss the economic impact of immigration in the United States.

16. statistics

The batting averages of the first three batters in the Eureka College women’s softball team lineup are .310, .301, and .277. If the first three batters are considered as the “lead-off group”, what is the batting average of the group?

17. Chemistry

ia 3ag2S+2AL = 6 ag +al2s3 a double replacement or single replacement

18. Technology

A boy who weighs 30 kilograms sits on one end of a seesaw. On the other end there is a girl who weighs 20 kilograms. The girl is 1.5 metres from the fulcrum. How far from the fulcrum must be the boy sit in order to balance the seesaw? How far away must the

19. chemistry

What is the expected freezing point of a 3.50 m (m standing for molality)aqueous solution of BaCl2(Kfp= 1.86 degrees Celsius/m)? What is the expected boiling point(Kbp= 0.512 degrees Celsius/m)? which is effected to the greater extent, the boiling point or

20. statistics

It is thought that prehistoric Indians did not take their best tools, pottery, and household items when they visited higher elevations for their summer camps. It is hypothesized that archaeological sites tend to lose their cultural identity and specific

21. Math

Can you explain how to do this question? "Three clocks ring once at the same time. After that, the first clock rings after every 90 minutes, the second after every 30 minutes, and third after every 60 minutes. After how many minutes will they again ring

22. chemistry

what is the volume in liters in H2gas produced at 24 degree celsius and 835 mmhg from the reaction of 12g of many thanks

23. physics

Two forces whose resultant is 10N,are perpendicular to each other.if one of them makes an angle of 60 with the resultant,calculate its magnitude

24. Chemistry

Calculate the number of grams of the indicated element in the compound. a) lead in 63.8 g PbO2 b) carbon in 1.664 g (CH3)2CO

25. Differential Calculus

From a faucet, a constant inflow of water is to fill a conical vessel 15 feet deep and 7.5 feet in diameter at the top. water is rising at the rate of 2 feet per minute when the water is 4 feet deep. what is the rate of inflow in ft^3/min?

The fifth-grade class at John Adams Middle School earned \$428.81 at their school carnival. The money is being divided between 23 students to help pay for their class trip. How much money will each student receive? Round to the nearest hundredth. is it

27. Physics

The only two forces acting on a body have magnitudes F1 and F2 and directions that differ by an angle θ. If the resulting acceleration has a magnitude a, what is the mass of the body?

28. Algebra

There is a single track connecting Pittsburgh to Boston. The length of the track is 478 miles. Train A leaves Pittsburgh at 11:15 am traveling 87 mph. Train V leaves Boston at Noon traveling 99 mph. At what time will they crash? Where will they crash

29. maths

A bell rings every 10 minutes and a buzzer sounds every 15 minutes they were both heard at 2nd clock When would they both be heard next?

30. Math

A collection of nickels dimes and quarters consist of 22 coins with the total value of 1.75. If the number of nickels is three times the number of dimes, how many of each coin are contained in the collection

31. Algebra

Susan charges twice as much money on credit card with a 7.5% annual interest rate as she does on a card with 6% interest. If her total interest after 1 year is \$840, how much did she charge on each card?

32. Physics

A student on a piano stool rotates freely with an angular speed of 2.85rev/s . The student holds a 1.10kg mass in each outstretched arm, 0.789m from the axis of rotation. The combined moment of inertia of the student and the stool, ignoring the two masses,

33. Physics

If a baseball's velocity is increased to three times its original velocity, by what factor does its kinetic energy increase?

34. English

A synonym for preparedness is? A.punctuality B. cooperation C.procrastination D.readiness - my answer

35. math

how do you solve this problem: 147.5% as a decimal

36. chemistry

how many oxygen atoms are in 10 formula of Al2(SO4)3

37. Math

For some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in

In helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"

39. 11+ maths inverse operation

a = ? 4a + 12 = 7a - 9 please show workings

40. Math

Rename the number 24 ten thousand

41. Calculus II

For some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in

What are 2 complications in the novel, The Plague by Albert Camus?

43. SOC - 321

Discuss whether there is anything that you feel strongly enough about to take part in illegal action (civil disobedience). What would it take to motivate you? What would prevent you? I never had to take part of any illegal action dealing with the (civil

44. math

A piece of wood is divided in 3 pieces in the ratio 3:4:2. The length of the longest piece is 72. Calculate the length of the piece of wood. Answer 162

45. math

A piece of wood is divided in 3 pieces in the ratio 3:4:2. The length of the longest piece is 72. Calculate the length of the piece of wood.

46. Geometry

A building casts a shadow that is 250 ft long. The angle of elevation from the tip of the shadow to the top of the building is 43°. Find the height of the building to the nearest foot.

47. computer science

A Bagels store charges 75 cents per bagel for orders of less than a half-dozen bagels and 60 cents per bagel for orders of a half-dozen or more. Assume that the number of bagels ordered has been stored in a variable named NumBagels. Write VB code that

48. Chemistry

If the heat of combustion for a specific compound is -1080.0 kJ/mol and its molar mass is 58.29 g/mol, how many grams of this compound must you burn to release 300.60kJ of heat?

49. chemistry

Sodium bicarbonate is often used to neutralize acids, such as the following reaction: NaHCO3 + HCl ---> NaCl + H20 + CO2. What is the normality of a sodium bicarbonate solution containing 5.08 g NaHCO3 in 150.0 mL solution? this chapter in chemistry is

50. Multiplication

What is the best way to teach my 8 year old her multiplication tables. You'll probably get lots of answers and opinions! I'll tell you what worked with my brother and then with my grandsons -- repetition, repetition, and more repetition -- both verbally

51. math

fuel gauge registers one third of a tank then ten gallons is added now the gauge reads three fourths of a tank. How many more gallons is needed to fill the tank?

52. precalc

Is triangle ABC scalene, isosceles, or equilateral if A = (4, 6) B = (-4, 2) and C = (0, 2)? Why?

53. math

when a cold front move through, the temperature dropped at an average of 3 degree per hour.using a signed number find the change in temperature after six hours

54. English

A synonym for preparedness is? A.punctuality B. cooperation C.procrastination D.readiness - my answer

55. Finance

Your firm is considering the following three alternative bank loans for \$1,000,000: A) 10 percent loan paid at year end with no compensating balance. B) 9 % laon paid at year end with a 20% compesating balance. C)6% loan that is discounted with a 20%

56. all

Can anyone tell me how i can get a Free GED?

57. Math

Tina owned 4/5 of the family business. She sold 1/2 of the business to her son. What portion of the business does she still own?

58. Math

If a person weighing 120 lbs burns 410 calories per hour while bicycling at 12 mi/h, at what rate would calories be burned?

59. mathematics

6. In a GP the 3rd term is equal to four times the first term and the sixth term is equal to three times the fourth term plus 32. Determine the sequence.

60. Physics

When a 300N force is applied to a box weighing 600N the box moves 3.0 horizontal in 20seconds

61. Physics

For the following three vectors, what is 3C·(2AxB)? A = 2.00ihat + 3.00jhat - 5.00khat B= -3.00ihat + 5.00jhat + 2.00khat C = 9.00ihat - 8.00jhat

62. math

i took the sat and received a score of 488 on the math section. the average score was 445 with a standard deviation of 110. where does my score fit in the sample and what is the z score?

(-7+p)(8+p)

64. Physics

You drive a car 1400 to the east, then 2400 to the north. The trip took 3.0 minutes. What was the direction of your average velocity? What was the magnitude of your average velocity? For some reason I seem to be lacking ability to answer these questions. I

65. fractions and decimals

please provide help with this 2 2/7 minus 1.75 please show workings thanks

66. Cultural Diversity-SOC321

Discuss whether there is anything that you feel strongly enough about to take part in illegal action (civil disobedience). What would it take to motivate you? What would prevent you?

68. Math

Evaluate 120 cal/g X 4g. Use the proper units.

69. Chemistry

A reaction of hydrolysis of Ba(NO) in a net ionic form?

70. Maths

The first Arthmatic sequence is 23 and the 12th term is 72. Determine the first three terms in the sequence and the nth term and also Determine the Value of 10th term

71. Co-operate Finance

As the investment analyst for King breweries you are required to analyze the automated loom system in the Castle larger production line. The old system was purchased 5 years ago for \$200,000. It falls in the accelerated cost recovery 5 year class and it

72. Math

Two equilateral triangles are sitting side-by-side. The length of one side of Triangle A is 5 ft. The sides of Triangle B are 3 times as long as those of Triangle A. How long is the length of one side of Triangle B?

73. english proficiency for university studies

Correct the following sentences for subject-verb agreement,tenses and fragments first one my cat it is very playful

74. A&P II

1. Sandy, a 16-year-old woman, returns to the emergency room for the fifth time. She has been treated for Bulimia repeatedly. On initial assessment, you note shallow breathing. ARTERIAL BLOOD GASES are as follows: pH = 7.45 PaCO2 =47 mmHg HCO3- = 33

75. algebra

I'm having difficulty solving 0.7y+9=y+15????? I know the answer is 20 but can't remember procedure. Do I change the decimal to a fraction 1st???

76. Math

Monique runs one fourth mondays one half on Tuesday three fourth on wednesday and one mile on Thursday how much does she increase her running time?

77. statistics

A group of adults of 200 aged 21 to 50 were selected from those entering Fit Right Health stores in Washington state, and were randomly divided into two groups. One group was given an herb and the othe placebo. After 6 months, the the number of respiratory

78. health

Your community leaders have noticed an increase in positive STD test reports from the CDC. The nearest health department is more than 30 miles from your community. How might a community become involved in making public health interventions more effective

79. calculus

ind an equation of the tangent line to the curve at the given point. y = sin 6x + sin2 6x, (0, 0)

80. chemistry

You have a 22 g sample of ethanol with a density of 0.7893 g/mL. What volume of ethanol do you have?

81. alg

1. (20 points) Police use the equation to estimate the speed (s) of a car, in miles per hour, based on the length (x), of its skid marks upon sudden braking on dry asphalt. a. Solve this equation for d. b. A motorist is involved in an accident. The skid

82. biology

You are attempting to determine whether a plant-derived processed food sample (for example, a corn chip) contains material from a genetically-modified organism (GMO). First, you crush the sample and attempt to extract DNA from it. Next, you perform PCR

83. calculus

Use an appropriate local linear approximation to estimate the value of cotangent 44 degrees.

84. math

the perimeter of a triangle is 195mm if the length of the sides are consecutive odd integers. what is the length of each side?

85. statistics

find the z-score corresponding to a score of X=60 for the each of the following distributions. u=50 and 0=10 u=50 and 0=5

86. Psychology

Compare and Contrast these words, Structuralism, Functionalism and Behaviorism.

87. chemistry

We had an experiment in class: Soda Ash Titration using Double Indicator Method How would you know the composition of the sample based on the comparison volume of titrant (HCl) used? i.e. if Vmo > Vph, the sample is made up of NaHCO3 and Na2CO3. why is it

88. 11+ maths

find the rules and then complete the sequence 1,2,4,3,9,5,16,7,____,____ please show workings

89. Biology

Suppose that during meiosis I, the paternal chromosomes always went to one pole and the maternal chromosomes always went to the other pole. How would this affect the genetic variability of the offspring? Would children tend to look more like the parents?

90. Chemistry

Women tend to have more acidic skin than men. Based on the Activity Series of Metals, explain why most men wear 14 K gold rings, but most women wear 18 K gold rings.

91. cultural diversity

Read the material carefully including quotations on slavery from each president, and write a 3-5 page paper double-spaced answering the following questions 1. Did you already know how many slaves the presidents held? 2. Were you surprised by any of the

92. cultural diversity

There is much debate about the effects of interracial adoption of children, especially in terms of effect on identity. In what ways might interracial adoption be beneficial or harmful?

93. Cultural Diversity -

The death penalty is claimed by some to be a form of institutionalized racism in the US today. What is the evidence that race is a factor in capital punishment cases? Has this changed over time? Do an Internet search using the phrase "killing with

94. Math

Tori needs 9 15/16 yards of fabric for one project. She needs 1 7/8 yards of fabric for another project. How much fabric is needed for both projects?

95. Math

Compare the population per square mile in Asia to the population per square mile in North America for the year 2000. Population in Asia in 2000 was 4,028,000,000. Population in North America in 2000 was 305,000,000.

96. Science

The process wherein water vapor molecules come together to form droplets of water or clouds? (It is not condensation, other term please)

97. math

Use inductive reasoning to find the next equation in the pattern.     8 - 5 + 3 = 2 x 3   13 - 8 + 5 = 2 x 5 21 - 13 + 8 = 2 x 8

98. Science

A sky driver jumps out of a plane and as he fall he has acceleration of 9.8 m/s squared. How many seconds will it take to reach a speed of 28.5 m/s?

99. mathematics

The population of a town decreases by 4% annually from the number at the end of the previous year. Calculate after how many years it will take the population to reach 21578 if the population had 38756 inhabitants during previous year.