# Posts by val

Total # Posts: 192

1. ### Calculus 1

At 2:00 pm a car's speedomoter reads 20 mph, and at 2:10 pm it reads 25 mph. Use the Mean Value Theorem to find an acceleration the car must achieve.
2. ### Science (Biology)

I think the answer is (e) but I'm not certain. In Drosophila melanogaster the genes for yellow body colour and white eye colour are linked this means that: a. They can produce only one phenotype b. They cannot separate c. They produce more parental types than recombinant ...
3. ### math

toby buys a new mp3 player for a price of 45.50 what is the total amount of his credit card is charged if the sales tax is 7%
4. ### Math

Marie has scores of 65,72,80,74, and 85 on five math tests. The final will count as two tests in determining each students overall average. What score must Marie get on the final if she wants her overall average to Ben 80?
5. ### Physics

What is physics
6. ### Chemistry

For the system, H2(g) + X2(g) <--> 2HX(g), Kc = 24.4 at 300 K. A system was charged with 2.00 moles of HX in a 3.00 liter container. The catalyst was introduced using a remote unit, and the system was allowed to come to equilibrium. How many moles of H2(g) will be ...
7. ### Math

Area of an arc with diameter of 7cm and an angle of 60degrees
8. ### Math

Like which one has the highest volume, lowest volume, etc..
9. ### Math

Order the volumes from least to greatest. 1) 56.18 2) 43.75 3) 9 4) 10.92
10. ### Reading

Either A or B
11. ### Reading

Read this sentence. For people who are more comfortable with just one method to do something, this can seem a bit much. Which is the MOST vivid phrase to replace the last three words. a) rather overwhelming b) more than is necessary c) quite funny d) too easy
12. ### Writing

I'm trying to write a compare and contrast essay about animal cells and plant cells. I need differences and similarities between them. Could anyone please help me? Oh, and it would be nice if you started me off with a few sentences so I would continue it.
13. ### English Help Asap!!

Selection 1 There is good news and bad news about grizzly bears in the American West. The good news? Their numbers have been increasing in recent years. In 1975, grizzlies made the threatened-species list under the federal Endangered Species Act. The bad news? some policies ...
14. ### Math

Which is the best display for the set of numbers of daily 911 calls made in a month, if you want to be able to identify the mode? a) histogram with intervals of 5 b) histogram with intervals of 3 c) line graph d) line plot I think its either A or D
15. ### Math

Ahh, double post. Sorry! Ignore this question
16. ### Math

Which is the best display for the set of numbers of daily 911 calls made in a month, if you want to be able to identify the mode? a) histogram with intervals of 5 b) histogram with intervals of 3 c) line plot d) line plot I think its either A or D
17. ### Reading

Thanks. B was my first answer anyway.
18. ### Reading

Is it b then?
19. ### Reading

In which sentence about A Christmas Carol is the word meager used correctly? a) The Ghost of Christmas Future used his meager finger to point to Scrooge's tombstone. b) Scrooge gave Adam a meager amount of money to reward him for buying an enormous turkey. c) Scrooge's...
20. ### Science

Where is most of the surface water on earth found? a) as freshwater in rivers b) as frozen water near the pole c) as groundwater under the surface d) as salt water in oceans I think its either A or D. Am I correct?
21. ### Math

I meant base, base is 36.
22. ### Math

What is the surface area of the given figure? Side: 26 Side: 28 Height: 10 Width: 36 a) 2,564cm^2 b) 2,276cm^2 c) 2,184cm^2 d)1,160cm^2
23. ### Math!!

Find the lateral area for the square pyramid. Height: 22 Base: 8 Side: 8 I know the answer, I just want someone to show me how to actually calculate it to find the answer. Thanks :)
24. ### Math Help!!

Oh, I forgot. Use the formula d = t/3 where t is the time, in seconds, between the flash and thunderclap.
25. ### Math Help!!

The time between a lighting flash and the following thunderclap may be used to estimate, in kilometers, how far away the storm is. How far away is the storm if 12 seconds elapse between the lighting and the thunderclap? a) 4 kilometers b) 5 kilometers c) 15 kilometers d) 36 ...
26. ### math

find the distance (0,0) and (5,8) round the answer to the nearest hundred how do you calculate distance
27. ### Science

Hello, I was just wondering what it means when something says "a white flower is crossed with a red flower" Could anyone please tell me?
28. ### Math

The graph below was drawn with output on the vertical axis and input on the horizontal axis. What does the graph indicate about the relationship between the input and the output?
29. ### Reading

In which of these lines is the meaning of the word "intercede" best expressed? A) the attacker interceded between the goal and the goalie. B) In court cases, attorneys intercede on their clients behalf.**** C) If you don't agree with someone, you should try to ...
30. ### Social Studies

How are the cultures of South America like the cultures in Mexico? How are they different? I just need one sentence of how they are similar and different. Thanks :)
31. ### History

Is it D for #9?

240
33. ### Physics

A person weighs 600 N on Earth. What is the person's mass?
34. ### Physics

In the hydrogen atom, the distance between the electron and the proton is 5x10^-11m. a)Compute the magnitude of the gravitational force FG between the electron and the proton b)Compute the magnitude of the electrical force FE between the electron and the proton c)How many ...
35. ### psychological test and measurements

if the range of one or both variables is restricted, the resulting correlation coefficient will likely: a.be decreased b. be increased c. remain the same d. either increase or decrease depending on the calculations. i chose c
36. ### psychological test and measurements

a.professionally developed b.performance c.teacher made d.state-wide. my answer is c, but im looking at a
37. ### psychological test and measurements

the majority of assessment information collected by most teachers comes from
38. ### psychology

_is often considered the father of mental test and measurements. a. Carl Gauss, b. Clark Wissler c.Sir Francis Galton d.Alfred Binet. My answer is c

24
40. ### Physics

Tom is sladding down a hill. His sled starts from rest, and undergoes a uniform acceleration of 2.0 m/s2 down the slope. What is his speed after 1 second?, after 2 seconds? after 3 seconds?
41. ### Physics

After this ﬁrst encounter, the bird then turns around and ﬂies from the runner back to the ﬁnish line, turns around again and ﬂies back to the runner. The bird repeats the back and forth trips until the runner reaches the ﬁnish line. How far ...
42. ### maths

a man swims at a speed of 50 m/min in stil water, swims 100m against the current and 100m with the current. if the difference between the two times is 3 m 45 s, find the speed of the current
43. ### science

How many kcal of heat energy are removed from the body with every 1 L of sweat?
44. ### Math

Multiply each expression. 6(h-4) I know you multiply the numbers 6*4 but where do you go from there? I am so frustrated

12950
46. ### Algebra help thx

Pani says she should get \$3 discount on the price of each shirt and \$3 discount on the price of each pair of jeans. Part 1 write and simplify an expression to find the pint she would pay if this is true. Part 2 if you were the shop owner, how would change the sign? Please answer
47. ### Algebra 1

Please list five numbers that have 3, 5, and 7 as prime factors. Please help answer thanks
48. ### Algebra please help answer

Brandon has 32 stamps. He wants to display the stamps in rows, with the same number of stamps in each row. How many different ways can he display the stamps? Please help answer and explain
49. ### Algebra 1 thx

Antonia is saving for a video game. On the first day, she saves two dollars in her piggy bank. Each day after that, she doubles the number of dollars she saved on the previous day. How many dollars does she save on the sixth day?
50. ### Algebra 1

The square tile shown has a side length of 10.5 inches. What power can you write to represent the area of the tile? Write the power as an expression with a base and exponent, and then find the area of the square.
51. ### Algebra 1 thx

Hadley's softball team has a phone tree in case a game is canceled. The coach calls 3 players. Then each of those players calls 3 players, and so on. How many players will be notified during the third round of calls? Please help answer
52. ### College Chemistry

how many liters of ethanol contain 1.5 kg of ethonal?
53. ### college physics

A block of mass 21.5 kg supported by a vertical massless cable is initially at rest. The block is then pulled upward with a constant acceleration of 3.79 m/s2. what is the tension in the cable? what is the magnitude of the net force acting on the mass? what is the speed of the...
54. ### college physics

A block of mass 21.5 kg supported by a vertical massless cable is initially at rest. The block is then pulled upward with a constant acceleration of 3.79 m/s2. what is the tension in the cable? what is the magnitude of the net force acting on the mass? what is the speed of the...
55. ### james madison high school algebra

Can anyone help me with Ashworth high algebra 1 part 2 I really need some help I'm not good with math
56. ### dynamics of catering

It's sometimes permissible to eat _____ with your fingers. A.fried clams B.soft boiled eggs C.hot dogs D.asparagus
57. ### Math

Do you need to regroup to find 73-35 ?
58. ### math

the sample of selected men have the average weight of 180 lb with the standard deviation of 30 lb. For a 0.95 degree of confidence find confidence interval for the mean of the whole population, assuming the normal weight distribution and the following conditions: 40 men selected

I.Q
60. ### health 1

im not sure which one is correct. maybe A
61. ### math

How many feet will it take a car traveling at 120 mph to stop?
62. ### science

property of muscle in which the strength of its contraction can vary from weak to strong
63. ### science

I am doing the crossword puzzle and I need name nerve fiber control over muscle or gland effector activity
64. ### science

nerve fiber control over muscle or gland effector activity
65. ### biology

property of muscle in which the strength of its contraction can vary from weak to strong
66. ### biology

nerve fiber control over muscle or gland effector activity
67. ### chem

What is the pH of a 0.22 M solution of HClO4?
68. ### math

In January 2010, the Burj Khalifa Tower officially became the tallest building in the world. This tower has a curtain wall (the exterior skin of the building) that is approximately 133,500 square yards. Convert this to square feet.
69. ### math

In January 2010, the Burj Khalifa Tower officially became the tallest building in the world. This tower has a curtain wall (the exterior skin of the building) that is approximately 133,500 square yards. Convert this to square feet.
70. ### math

Currently, the Toyota Corolla is the best selling car in the world. Suppose that during a test drive of two Corollas, one car travels 224 miles in the same time that the second car travels 175 miles. If the speed of the first car is 14 miles per hour faster than the speed of ...
71. ### math

Currently, the Toyota Corolla is the best selling car in the world. Suppose that during a test drive of two Corollas, one car travels 224 miles in the same time that the second car travels 175 miles. If the speed of the first car is 14 miles per hour faster than the speed of ...
72. ### math

A pilot can fly an MD-11 2160 miles with the wind in the same time she can fly 1920 miles against the wind. If the speed of the wind is 30 mph, find the speed of the plane in still air.( Source: Air Transport Association of America)
73. ### math

Currently, the Toyota Corolla is the best selling car in the world. Suppose that during a test drive of two Corollas, one car travels 224 miles in the same time that the second car travels 175 miles. If the speed of the firstvcar is 14 miles per hour faster than the speed of ...

Thank you!
75. ### math

what is the dross product of c/28=49/16

33 and 77
77. ### math

2*6=4, 4*1=7 8*3=1 find value of 5*5
78. ### Statisics

The state lottery claims that its grand prize is \$1 million. The lucky winner will receive \$50,000 upon presentation of the winning ticket plus \$50,000 at the end of each year for the next 19 years. Why isn't this really a million-dollar prize? What would it actually be ...
79. ### Statisics

The state lottery claims that its grand prize is \$1 million. The lucky winner will receive \$50,000 upon presentation of the winning ticket plus \$50,000 at the end of each year for the next 19 years. Why isn't this really a million-dollar prize? What would it actually be ...
80. ### Statistics

The state lottery claims that its grand prize is \$1 million. The lucky winner will receive \$50,000 upon presentation of the winning ticket plus \$50,000 at the end of each year for the next 19 years. Why isn't this really a million-dollar prize? What would it actually be ...
81. ### Enviromental Anthro.

1. How do Fairhead and Leach explain the forest-savanna mosaic in West Africa? a) villagers planted trees and told stories about them b) corporations began logging and mining in the region c) the state prohibited slash and burn farming and created a national park d) Western ...
82. ### Enviromental Anthro.

What effects do herding in East Africa and ranching in North America have on those two environments?
83. ### trig

cos x/1+sin x + 1+sin x/ cos x= 2sec x

4.9,2
85. ### bilology

peroxidase cannot be used to break down chemicals such as starch. why?
86. ### chemistry

how many grams of potassium chlorate must be used to produce 30.0g of oxygen?
87. ### chemistry

how many grams of potassium chlorate must be used to produce 30.0g of oxygen?
88. ### calculus

give an example of a function that has: a) only one point of discontinuity b) exactly two ponts of discontinuity c) an infinite number of discontinuity give an example of a function that is: a) continuous at every point b) discontinous at every point i am confused on how to ...

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90. ### health

You have been hired as an administrator in an ambulatory care setting. What factors would you expect to encounter and how would you deal with them?
91. ### trig

A tower is supported by a guy wire from the top of the tower to the ground 16 ft from its base. The wire makes an angle of 62 with the ground. The length of the wire is a. 30.09 ft b. 18.12 ft c. 28.41 ft d. 34.08 ft
92. ### statistics

For each of the following samples that were given an experimental treatment, test whether these samples represent populations that are different from the general population: (a) a sample of 10 with a mean of 44, (b) a sample of 1 with a mean of 48. The general population of ...

31008
94. ### math

What is the greatest and least possible product you can make using the digits 1,3,5,6 and 7 in the multiplication problem below? Use each digit only once,
95. ### social studies

discribe the ancient Egypt civilasation
96. ### physical science

change 85 kilograms to grams change 45 meters to centimeters change 70 nanometers to meters
97. ### Physical science

Acceleration is F/S A=F/M this is: direct inverse not sure both direct &inverse
98. ### Physical science

determine the velocity of a toy jeep if it has a distance of 80 meters and a time of 8 seconds?
99. ### Physical Science

force of a toy jeep if the mass=50kg & is traveling at 4m/s& the radius is 50 centimeters.
100. ### 6th Grade English

Hello, I am looking at the subject of no-count nouns. Which says that it does not have a singular or a plural form. The school book gives Paper for an example. But since you can say "papers" which is plural. How can paper be a non-count noun?
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