Saturday

August 23, 2014

August 23, 2014

Post a New Question | Current Questions

**physics**

A 5 kg ball rolls off a 34 m high cliff, and lands 29 m from the base of the cliff. Express the displacement and the gravitational force in terms of vectors and calculate the work done by the gravitational force. Note that the gravitational force is < 0, -mg, 0 >, where ...
*Wednesday, March 20, 2013 at 1:52pm*

**math**

A school uniform consists of a shirt and a pair of shorts. A shirt costs $22. A pair of shorts costs $15. Write an expression to find the cost of supplying n students with uniforms. Evaluate the expression for 8 students.
*Wednesday, March 20, 2013 at 11:06am*

**Ashford**

Often, after graduation, students report that they can barely remember some of the concepts they studied in school. This is particularly true if a difficult concept is introduced. As asymptotic notation is perhaps one of the most difficult concepts to grasp and apply in this ...
*Tuesday, March 19, 2013 at 10:40pm*

**Ashford**

Often, after graduation, students report that they can barely remember some of the concepts they studied in school. This is particularly true if a difficult concept is introduced. As asymptotic notation is perhaps one of the most difficult concepts to grasp and apply in this ...
*Tuesday, March 19, 2013 at 10:34pm*

**Language Arts**

Help Ms. Sue! Please check if I'm correct on this question. * Which of the sentences below is the best option for a thesis statement? A.) An after-school program at the community center might involve classes, sports, and other activities in which children can take part. B...
*Tuesday, March 19, 2013 at 8:17pm*

**Physics**

A 4 kg weight falls on a spring that is facing up. The weight compresses the spring 0.25m. If the spring constant of the spring is 3.5N/m, how high was the weight when it was dropped?
*Tuesday, March 19, 2013 at 7:14pm*

**Childhood**

The fundamental purpose of early childhood education should be to a) prepare children for continuing later success in elementary school. B) foster growth of developmental sequences c) foster competence in dealing with life .is letter c) correct?
*Tuesday, March 19, 2013 at 6:57pm*

**Statistics**

How high must a student score to place in the top 10% of all students taking the SAT? Scores on the SAT verbal test in recent years follow approximately the Normal with mean 504 and standard deviation 111. This is what I did. 1-.10=.9 Then I entered the data in my calculator ...
*Tuesday, March 19, 2013 at 6:01pm*

**Chemistry**

Solution x has a pH of 4.35. Solution y has 10- times high [OH-] compared to solution x. Solution z has a pH 4.0 units higher than that of solution x. calculate the ration of [H3O+] between solutions x&y and between x&z. What is the pH of solutions y and z? classify each ...
*Tuesday, March 19, 2013 at 2:12pm*

**physics**

A slide is 5 inches high. it is placed 5.5 inches from the convex lens of a porjection lantern. The image is cast upon a screen 55 inches away. the focal length of the lens is ______inches? b) the heigh of the image cast by the lens is ________inches?
*Tuesday, March 19, 2013 at 1:33pm*

**probability math**

bill is on the school archery team. the target has a center bull's-eye and two rings around the bull's-eye. the table gives the probabilities of each outcome. what is the probability that bill will get the next arrow in the inner or outer ring?express your answer as a ...
*Monday, March 18, 2013 at 7:36pm*

**probability math**

bill is on the school archery team. the target has a center bull's-eye and two rings around the bull's-eye. the table gives the probabilities of each outcome. what is the probability that bill will get the next arrow in the inner or outer ring?express your answer as a ...
*Monday, March 18, 2013 at 7:30pm*

**physics**

Calculate a person's hang time if he moves horizontally 2 m during a 1.39 m high-jump.
*Monday, March 18, 2013 at 3:14pm*

**English**

Can someone check of this email is grammatically correct? Thank you. How are things? 1) I’ve been on holiday in England and I’ve been attending an English summer course for two weeks. 2) I’ve met an interesting girl from London, Mary, at a party organized by the...
*Monday, March 18, 2013 at 3:04pm*

**maths-surface area**

A cone 7dm high and 6 dm in diameter is placed on the ground. Sand is poured over it until conical heap 21 dm high and 33 dm circumference at the bottom is formed. Find how many m^3 of sand is there?
*Monday, March 18, 2013 at 2:53pm*

**Chemistry**

During your titration, you overshot your endpoint and your solution was too pink. Would this lead to a final pKa that was too high or too low? Explain why using chemical reasoning.
*Sunday, March 17, 2013 at 6:24pm*

**st joseph school**

when a traffic light turns green, a car accelerates at a constant rate, the decelerates in the same manner to stop at the next traffic light. The speed of the car, s, is given by the equation, s=-10 /t-8/ + 80 where t is time. Find the time , t, it takes for the car to reach ...
*Sunday, March 17, 2013 at 3:14pm*

** Chemistry - URGENT**

So, I go to high school in Texas and we have this AP Chem lab due online tomorrow night by midnight and I need some serious help on these questions: Lab Temp 0.2°C Experiment Trial Time in seconds Trial 1 Trial 2 Average Time 1 1 2 ...
*Saturday, March 16, 2013 at 10:44pm*

**Chemistry - reaction kinetics **

So, I go to high school in Texas and we have this AP Chem lab due online tomorrow night by midnight and I need some serious help on these questions: Lab Temp 0.2°C Experiment Trial Time in seconds Trial 1 Trial 2 Average Time 1 1 2 ...
*Saturday, March 16, 2013 at 9:15pm*

**Chemistry**

Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas within it is now at the same temperature of its surroundings. As part of your chemistry lab class, you have to build a safe and effective potato gun to ...
*Saturday, March 16, 2013 at 7:52pm*

**Chemistry**

Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas within it is now at the same temperature of its surroundings. As part of your chemistry lab class, you have to build a safe and effective potato gun to ...
*Saturday, March 16, 2013 at 7:51pm*

** Chemistry**

So, I go to high school in Texas and we have this AP Chem lab due online tomorrow night by midnight and I need some serious help on these questions: Lab Temp 0.2°C Experiment Trial Time in seconds Trial 1 Trial 2 Average Time 1 1 2 256 275 268 ...
*Saturday, March 16, 2013 at 6:51pm*

**statistics**

The highest point in the scatter is the point for Illinois, at 1807. The two just below it, at 1778 and 1777, are for Minnesota and Iowa. The lowest points are at 1391 and 1385, for Maine and D.C. respectively. Pick all the options that are correct. The scatter diagram shows ...
*Saturday, March 16, 2013 at 4:04pm*

**world history**

Any ideas to build a hippodrome for a school project
*Saturday, March 16, 2013 at 1:06pm*

**Physics**

A spacecraft in orbit around the moon measures its altitude by reflecting a pulsed 10Mz radio signal from the surface. If the spacecraft is 10km high what is the time between the emission of the pulse and the detection of the echo?
*Saturday, March 16, 2013 at 9:52am*

**physics**

A 1.85 m tall basketball player attempts a goal 9.3 m from a basket (3.05 m high). If he shoots the ball at a 45° angle, at what initial speed must he throw the basketball so that it goes through the hoop without striking the backboard?
*Thursday, March 14, 2013 at 7:50pm*

**physics**

A rocket moves upward, starting from rest with an acceleration of 30.5 m/s2 for 3.39 s. It runs out of fuel at the end of the 3.39 s but does not stop. How high does it rise above the ground?
*Thursday, March 14, 2013 at 7:04pm*

**math**

Jan is making a pencil holder out of plastic canvas.The pencil holder will be 4 inches high. It will not have a top.The perimeter of the square base is 17.64 inches.How much plastic canvas does Jan need?
*Thursday, March 14, 2013 at 6:08pm*

**math**

Jan is making a pencil holder out of plastic canvas.The pencil holder will be 4 inches high. It will not have a top.The perimeter of the square base is 17.64 inches.How much plastic canvas does Jan need?
*Thursday, March 14, 2013 at 5:18pm*

**trig**

A road runs from the base of a mountain. From two points 235 meters apart on the road, the angles of elevation to the top of the mountain are 43 and 30. how high above the road is the mountaintop?
*Wednesday, March 13, 2013 at 10:45pm*

**trig**

A road runs from the base of a mountain. From two points 235 meters apart on the road, the angles of elevation to the top of the mountain are 43 and 30. how high above the road is the mountaintop?
*Wednesday, March 13, 2013 at 10:29pm*

**trig**

A road runs from the base of a mountain. From two points 235 meters apart on the road, the angles of elevation to the top of the mountain are 43 and 30. how high above the road is the mountaintop?
*Wednesday, March 13, 2013 at 10:29pm*

**heritage hihg school**

list the 13 prefixes and numerical value (exponent) in order from largest to smallest. (ex;a5 where a is the prefix and 5 is the exponent!)for u use u!
*Wednesday, March 13, 2013 at 8:45pm*

**Language Arts**

I have the sentence...When I get home from school,I'm going to take a nap. I am supposed to underline the subjects and verbs. I know in the first part the subject is I and the verb is get. On the second part the subject is I. I'm not sure on the verb though. Is it am ...
*Wednesday, March 13, 2013 at 6:06pm*

**math**

There are 19 boys and 19 girls in the school pep band. If Trey randomly selects a member of the pep band to interview for the school newspaper, what is the probability that he will select a girl?
*Wednesday, March 13, 2013 at 5:44pm*

**can some1 plz recheck my answers**

1. Which of the following is a specific goal? A. I will pass as many of my courses as possible. B. I will finish my college degree. C. I will devote Wednesday this week to work on my English research paper. D. To become a doctor is my goal. is it C 2. Which goal is realistic? ...
*Wednesday, March 13, 2013 at 4:18pm*

**English**

1. Which of the following is a specific goal? A. I will pass as many of my courses as possible. B. I will finish my college degree. C. I will devote Wednesday this week to work on my English research paper. D. To become a doctor is my goal. is it C 2. Which goal is realistic? ...
*Wednesday, March 13, 2013 at 4:04pm*

**english**

2. Efficient time management is essential to get things done because time: A. is a limited resource. B. is stressful. C. costs money. D. is a way to control our disorganization. is it D 3. One way to look at goal setting is: A. it is an exercise in futility. B. it is useful ...
*Wednesday, March 13, 2013 at 3:47pm*

**English**

1. Which of the following is a specific goal? A. I will pass as many of my courses as possible. B. I will finish my college degree. C. I will devote Wednesday this week to work on my English research paper. D. To become a doctor is my goal. is it C 2. Which goal is realistic? ...
*Wednesday, March 13, 2013 at 3:40pm*

**English II**

Revise the following paragraph until you can answer yes to each of the questions listed below. After you are finished, copy the revised paragraph in the space provided. 1. Does the paragraph have a clear purpose, and does each sentence contribute to that purpose? 2. Is every ...
*Wednesday, March 13, 2013 at 1:06pm*

**Physics**

Mason lifts a box off the ground and places it in a car that is 0.50 meters high. If he applies a force of 8.0 newtons to lift this suitcase, what is the work done? A. 0 joules B. 4.0 joules C. 4.0 × 101 joules D. 4.0 × 102 joules
*Wednesday, March 13, 2013 at 10:05am*

**maths**

An observer on top of a building 66 metres high,finds the angle of elevation to the top of a taller building to be 34 degrees.The angle of depression to the foot of the same building is 51 degrees.If the buildings are on the same ground level find the height of the taller ...
*Wednesday, March 13, 2013 at 12:51am*

**algebra**

a rock is thrown witha velocity of 20 meters per second from the top of a 24 meter high cliff and it misses the cliff on the way back down. when will the rock be 10 meters from the water below? round your answer to two decimal places
*Tuesday, March 12, 2013 at 10:11pm*

**Physics **

A ball is dropped from a height of 20m. When it bounces, it rebounds with a speed that is one half of the speed at which it hits the ground. How high does it bounce?
*Tuesday, March 12, 2013 at 10:08pm*

**Physics **

A ball is dropped from a height of 20m. When it bounces, it rebounds with a speed that is one half of the speed at which it hits the ground. How high does it bounce?
*Tuesday, March 12, 2013 at 10:03pm*

**QSO 510**

Problem 1 Adele Weiss manages the campus flower shop. Flowers must be ordered three days in advance from her supplier in Mexico. Advance sales are so small that Weiss has no way to estimate the demand for the red roses. She buys roses for $15 per dozen and sells them for $40 ...
*Tuesday, March 12, 2013 at 8:20pm*

**QSO 510**

Problem 2 Build-Rite construction has received favorable publicity from guest appearances on a public TV home improvement program. Public TV programming decisions seem to be unpredictable, so Build –Rite cannot estimate the probability of continued benefits from it ...
*Tuesday, March 12, 2013 at 8:19pm*

**Math**

Ms Washington buy a refrigerator that is 6 feet high, 3feet deep and 4 feet wide ,how many floor space does she need to fit the refrigerator
*Tuesday, March 12, 2013 at 7:06pm*

**English**

I urgently need to prepare these sentences for tomorrow. Could you please have a look at them? 1.If they told me to clean my room, I would. 2.You’d better take the keys in case I might still be out when you come back. 3. Would all this have happened if he hadn’t ...
*Tuesday, March 12, 2013 at 5:15pm*

**Math**

having trouble figuring out this problem. During the first 4 wks of school, a cafeteria worker made more than 840 tacos. She made the same number of tacos each week. Which inequality best represents t, the number of tacos she made during 1 week. a. t > 410 b. t < 410 c. ...
*Tuesday, March 12, 2013 at 4:44pm*

**English**

According to some economists, neither high unemployment nor large deficits will keep the economy from rebounding. How to make this a parallel sentence?
*Tuesday, March 12, 2013 at 4:05pm*

**Lang Arts! HELP!**

Jaws of the Water ACT TWO At rise we see DAD, TINA, and MARK rushing in and out of the living room. Each enters carrying important items—such as sleeping bags, rain gear, and gallons of water—sets them down, and exits. All three come in together, and MOM bursts ...
*Tuesday, March 12, 2013 at 3:41pm*

**life orientation**

write a critical explanation on each of the following:the high drop out rate (why learners stop their studies)and failure rate in their first year at colleges or universities
*Tuesday, March 12, 2013 at 1:37pm*

**algebra...**

In a school, there are 4 more students in Class A than in Class B, and 4 more students in Class B than in Class C. As a reward for good behavior, a teacher decides to give out some sweets. Every student in class C got 5 more sweets than every student in Class B, and every ...
*Tuesday, March 12, 2013 at 12:10pm*

**math**

In a group of 200 high school students, 36 are taking biology, 52 are taking Spanish, and 126 are taking neither biology nor Spanish. If one of these 200 students is to be chosen at random, what is the probability that the student chosen is taking biology but not Spanish?
*Tuesday, March 12, 2013 at 4:10am*

**PHUSICS**

An old English nursery rhyme starts off "Jack and Jill went up the hill to fetch a pail of water". If the hill is 10 m high and Jack weighs 700 N, how much work in Joules did Jack need to do to get to the top of the hill?
*Tuesday, March 12, 2013 at 2:01am*

**Reading**

Is these answers correct? devoid intimidate jeopardize sneer implore introvert sibling vivacious infuriate smug 1-2. The people I love best can __ me the most. No one can make me as angry as my parents and __s can. 3-4. Please don't __ me to help you with your term paper. ...
*Tuesday, March 12, 2013 at 1:39am*

**Chemistry**

I was given extra credit to find who Le Châtelier's High School Principal was. Not his PrincipLE, but his PrincipAL. My chemistry teacher told us only one student of his out of all these years came with the answer. Think outside of the box. Thanks.
*Monday, March 11, 2013 at 9:12pm*

**physics**

What would the gravitational potential energy be if the bucket were raised six times as high?
*Monday, March 11, 2013 at 8:28pm*

**Physics**

You are standing on top of a building that is 75-m high and you throw a 3-kg stone horizontally at a speed of 5.4-m/s. How far from the base of the building will the stone land? (the ground is flat)
*Monday, March 11, 2013 at 7:13pm*

**Math**

Minh is covering a necklace box with gift wrap. The necklace box is 15 centimeters long, 8 centimeters wide, and 2 centimeters high. What is the minimum surface area of the paper that will cover the necklace box?
*Monday, March 11, 2013 at 5:41pm*

**College Math**

Find the area of a triangular piece of carpet that has a 12-inch base and is 18 inches high.
*Monday, March 11, 2013 at 3:59pm*

**speech**

You are concerned about the high rate of school droupouts in your community and have recentky addressed the youth at a local secondary school who were thinking of dropping out of school and look for job.please help me its urgent the task is needed tomorrow
*Monday, March 11, 2013 at 2:42pm*

**Math - Probabilities**

There are a total of 116 foreign language students in a high school where they offer Spanish, French, and German. There are 22 students who take at least 2 languages at once. If there are 47 Spanish students, 45 French students, and 49 German students, how many students take ...
*Monday, March 11, 2013 at 2:37pm*

**maths-parallelogram**

A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate parallelogram. He then gave his son one-third of the land. The son, who realized that the district in which he lived had no school, decided to set one school up...
*Monday, March 11, 2013 at 12:47pm*

**math**

Given the following values, which number would be considered an outlier? 0.9, 2.1, 3.2, 3.9, 7.4, 5.8, 7.2, 8, 9.1 2.1 9.1 8 7.4 ________________________________________ I'm not sure because I was taught that an outlier is either too high or too low so it doesn'...
*Monday, March 11, 2013 at 9:33am*

**maths-parallelogram**

A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate parallelogram. He then gave his son one-third of the land. The son, who realized that the district in which he lived had no school, decided to set one school up...
*Monday, March 11, 2013 at 6:43am*

**Geometry**

A 20 foot ladder is leaning aagainst a wall the base of the ladder is 7 feet away from the.wall hkw high up the wall will the ladder reacb
*Monday, March 11, 2013 at 2:31am*

**Geometry**

A 20 foot ladder is leaning aagainst a wall the base of the ladder is 7 feet away from the.wall hkw high up the wall will the ladder reacb
*Monday, March 11, 2013 at 2:31am*

**maths**

A farmer had a plot in the shape of a parallelogram. He divided into three equal parts, each of which was a separate parallelogram. He then gave his son one-third of the land. The son, who realized that the district in which he lived had no school, decided to set one school up...
*Sunday, March 10, 2013 at 11:53pm*

**Chemistry**

Water has an extremely high boiling point compared to other compounds of similar molar mass because of ? Hydrogen Bond Adhesive force Covalent bonding Dispersion Forces I believe the answer is A since hydrogen bond is a strong bond and thus require most energy to break them. ...
*Sunday, March 10, 2013 at 10:50pm*

**physics**

A lost shipping container is found resting on the ocean floor and completely submerged. The container is 5.7 m long, 2.7 m wide, and 2.3 m high. Salvage experts attach a spherical balloon to the top of the container and inflate it with air pumped down from the surface. When ...
*Sunday, March 10, 2013 at 9:07pm*

**angles**

A survey team is trying to estimate the height of a mountain above a level plain. From one point on the plain, they observe that the angle of elevation to the top of the mountain is 25 degrees. From a point 1225 feet closer to the mountain along the plain, they find that the ...
*Sunday, March 10, 2013 at 5:15pm*

**Maths**

The top of a T .V .tower casts a shadow 35 metres long when the angle of elevation of the sun 57 degree40 minutes.How high is the top of the tower?
*Sunday, March 10, 2013 at 5:54am*

**Introduction to Business Environment Chapter 2**

The world's population is growing more slowly than expected, and there are some industrial countries in which growth might be so slow that there will be too many old people and too few young people to support them. (Points : 1) True False 2. In a free market system, price ...
*Sunday, March 10, 2013 at 5:40am*

**Introduction to Business Environment**

1. An entrepreneur is an individual who has worked for a nonprofit organization for his entire career. (Points : 1) True False 2. In analyzing factors of production that make a country "rich," it has been observed that some relatively poor countries often have plenty...
*Sunday, March 10, 2013 at 4:47am*

**english**

This technology allows the online learner to connect to the online school in order to access the courses. A. Multimedia B. Internet C. Operating system D. Browser is it B
*Saturday, March 9, 2013 at 9:01pm*

**English**

A key to the student’s ability to apply strategies so that school requirements, assignments, and exams are met in a timely fashion is: A. critical thinking. B. time management. C. self-motivation. D. communication. is it A
*Saturday, March 9, 2013 at 8:55pm*

**geometry**

A right pentagonal prism is 10 cm high. If the area of each pentagonal base is 32 cm squared and the perimeter is 20 cm, what are the lateral and total surface areas of the prism? I tried doing this using the formula shown in my book, but it came out wrong. the formula I was ...
*Saturday, March 9, 2013 at 8:16pm*

**ENGLISH/MATH/SCIENCE HELP!**

Is there any websites for teens to read short stories (or long), then you answer ONLY multiple choice questions, grade you, and to have a profile or something to see all of your grades if your making progress each time (to see if your improving). I want to improve my reading ...
*Saturday, March 9, 2013 at 12:22pm*

**edu**

Which of these scenarios best describes a nuclear family? A) Jeremiah is growing up within a cluster of adults and children who maintain their own living quarters but come together for work and meals. Child-rearing is a shared responsibility. B) The Farrish family is comprised...
*Saturday, March 9, 2013 at 12:07pm*

**Lang. Arts**

4. Identify the appositive phrase in the following sentence. Mrs. Talavera, an eighth grade teacher at Rosewood Middle School, led the community meeting about childhood obesity. A.Mrs. Talavera B.an eighth grade teacher at Rosewood Middle School C.led the community meeting D....
*Saturday, March 9, 2013 at 10:48am*

**Lang. Arts**

What evidence from the article best supports the article’s main idea: that middle school students should concentrate on a few good relationships and not worry about being popular? A>“[You] need to see that liking [yourself] is more important than being part of the...
*Saturday, March 9, 2013 at 10:44am*

**Lang. Arts**

In this article, many kids are quoted on their opinions about popularity. They talk about what in-crowds are like. One middle school student admits, “Lately, I have been feeling so unhip.” Which of the following is a direct quotation? A.“many middle school kids ...
*Saturday, March 9, 2013 at 10:03am*

**Lang. Arts**

Which sentence contains a prepositional phrase? A.The grasshopper jumped high. B.The criminal held up the gas station. C.The store is closed. D.Mikie drove to the store. I think it is A?
*Saturday, March 9, 2013 at 9:25am*

**lang. Arts**

Which sentence contains a prepositional phrase? A.The grasshopper jumped high. B.The criminal held up the gas station. C.The store is closed. D.Mikie drove to the store. Is it B?
*Saturday, March 9, 2013 at 12:41am*

**Teacher Aide**

Which of the following factors contributes to the importance of teacher aides in schools today? a A decrease in the population b The decline of women in the workforce c The financial crisis in the school d Reduced teacher salaries
*Saturday, March 9, 2013 at 12:09am*

**Teacher Aide**

A common characteristics of regional educational agencies is that they a don't hire aides b provide many services that individual school districts couldn't afford c serve all of the school districts in a state d are located in Eastern states
*Saturday, March 9, 2013 at 12:05am*

**Teacher Aide**

Which statementis true regarding the structure of the school system in the U.S. a its centralized under the Dept of Education b It's decentralized c It's controlled by the teacher's and their unions d It's managed by the state
*Saturday, March 9, 2013 at 12:00am*

**statistics(HELP)ASAP**

an art school knows that in general they go through 38 colored pencils per week. they have asked their students to hold their pencils differently over the past 10 weeks and wonder whether this has made a significant difference in the number of penccils they go through. dat aon...
*Friday, March 8, 2013 at 11:34pm*

**statistics(HELP)ASAP**

an art school knows that in general they go through 38 colored pencils per week. they have asked their students to hold their pencils differently over the past 10 weeks and wonder whether this has made a significant difference in the number of penccils they go through. dat aon...
*Friday, March 8, 2013 at 9:33pm*

**Math for Ms. Sue please last questions**

2. In a school of 464 students, 89 students are in the band, 215 students are on sports teams, and 31 students participate in both activities. How many students are involved in neither band nor sports? (1 point) 160 students 191 students 249 students 433 students 3. In a ...
*Friday, March 8, 2013 at 8:24pm*

**Math**

There are a total of 103 foreign language students in a high school where they offer Spanish, French, and German. There are 19 students who take at least 2 languages at once. If there are 38 Spanish students, 38 French students, and 46 German students, how many students take ...
*Friday, March 8, 2013 at 5:18pm*

**Finance**

You decide to sell short 100 shares of Charlotte Farms when it is selling at its yearly high of $56. Your broker tells you that your margin requirement is 45% and that the commission on the purchase is $155. While you are short the stock, Charlotte pays a $2.50 per share ...
*Friday, March 8, 2013 at 2:45pm*

**Calculus**

a grapefruit is tossed straight up with an initial velocity of 50 ft/sec. the grapefruit is 5ft above ground when released. how high does it go before returning to the ground equation? Equation of height in terms of time y= -16t^2+50t+5
*Friday, March 8, 2013 at 2:52am*

**Math**

There are a total of 103 foreign language students in a high school where they offer Spanish, French, and German. There are 19 students who take at least 2 languages at once. If there are 38 Spanish students, 38 French students, and 46 German students, how many students take ...
*Thursday, March 7, 2013 at 11:29pm*

**English**

Write ten sentences about different people places or things. Begin each sentence with a compound subject. Make sure the compound subject and the verb agree. 1.My friend and I go to the park on the weekend. 2.Lance and Darren don't want to go to the party. 3.Hot Topic and ...
*Thursday, March 7, 2013 at 9:42pm*

**English**

1.Rob or Fred ____ basketball after school. (plays play) plays 2.The teacher or the students ____ the display to visitors. (explain explains) explain 3.Neither Grace nor Kirk ___ the name. (remember remembers) remember 4.A laboratory and an office ____ on the first floor. (is ...
*Thursday, March 7, 2013 at 9:39pm*

**Physics**

A ball of mass 0.3 kg, initially at rest, is projected from ground level toward a wall that is 27.0 m away. The ball's velocity the moment it is projected is 75.0 m/s at 60° relative to the horizontal, and the wall is 11.0 m high. During its flight, the ball impacts ...
*Thursday, March 7, 2013 at 7:15pm*

**Algebra 1**

A ball is thrown upward with an initial velocity of 35 meters per second from a cliff that is 80 meters high. The height of the ball is given by the quadratic equation h = -49t^2 + 35t + 140 where h is in meters and t is the time in seconds since the ball was thrown. Find the ...
*Thursday, March 7, 2013 at 7:13pm*

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