Friday

April 25, 2014

April 25, 2014

**Recent Homework Questions About First Aid**

Post a New Question | Current Questions

**algebra**

I need to find the first five terms in the arithmetic sequence in an =(2)^n-1 n=1 I don't know now to type the n's smaller.
*Saturday, September 21, 2013 at 1:48am*

**Math**

An elevator moves at a rate of -5.8 feet per second from a height of 300 feet above the ground. It takes 3 seconds for the elevator to make its first stop. How many feet above the ground is the elevator now?
*Saturday, September 21, 2013 at 1:26am*

**English Vocabulary fill in the blank **

1. Degenerate 2. Implausible 3. incoherent 4. intercede 5. intricate 6. sanctuary 7. scrutiny 8. sinister 9. suffice 10. vulnerable need help 1-2 Birds feel ___ to attack when they are out in the open where shrubbery is sparse. To attract them to your bird feeder, put it near ...
*Friday, September 20, 2013 at 9:47pm*

**Math**

Part I: Statistical Measures Statistics is a very powerful topic that is used on a daily basis in many situations. For example, you may be interested in the age of the men who attend Silver’s Gym. You could not assume that all men are the same age. Thus, it would be an ...
*Friday, September 20, 2013 at 8:10pm*

**Geography (Ms. Sue)**

1). What are the steps in slash-and burn farming? 2). What are some of the problems of cities in the region? My answers to these questions are the following: 1). The steps of slash-and-burn farming are: first, to cut trees, brush, and grasses to clear a field. The second step ...
*Friday, September 20, 2013 at 8:03pm*

**MATH**

Eunice and Esther are playing a game with stones. Each of them starts with 20 stones. In the first round, Eunice took 5 of Esther's stones. In the second round, Esther took 3 of Wunice's stones. If the winner is the first player to have exactly 30 stones at the end of ...
*Friday, September 20, 2013 at 7:01pm*

**Geography (Ms. Sue)**

What are two reasons for the variety of climate and vegetation found in Latin America? My answer: This variety of climate and vegetation is due to several factors. First, Latin America spans a great distance on each side of the equator and there are large changes in elevation ...
*Friday, September 20, 2013 at 5:38pm*

**History**

1. Marco Polo wrote an account of the marvels of (1 point) the Americas. Venice. Asia.*** Spain. 2. Which man and his army conquered Peru? (1 point) Francisco Pizarro Atahualpa Hernan Cortes*** Montezuma 3. Traders who established rights to the Canadian fur trade were (1 point...
*Friday, September 20, 2013 at 4:41pm*

**social studies**

Where did the British first move acadians after exile from Acadia ? a) to many of the British colonies in small groups b) to France a s whole group c) Louisiana as a whole group d) all over Europe in small groups
*Friday, September 20, 2013 at 4:40pm*

**Finance**

On August 1, 2005 you invested $3,000 into a mutual fund. You then invested $1,000 into that same mutual fund on the first day of August for each of the years 2006 through 2013. You averaged a 7.25% annual rate of return on your investment in this mutual fund. What is the ...
*Friday, September 20, 2013 at 3:09pm*

**maths**

in how many ways can the letters of mahabharat be arranged so that, b and t are never together and m,a,t,h occurs at first four places
*Friday, September 20, 2013 at 1:21pm*

**English**

What are the common nouns in these sentences? I think I have them right but I'm not sure. 1 is zone. 2 is steamboat. 3 is sister 4 is cross, and crossings. 5 is brother and animals. 6 is beavers and people 7 is voyage and world. It would be greatly appreciated if someone ...
*Thursday, September 19, 2013 at 8:43pm*

**Math**

Post a New Question Current Questions Homework Help: Math (HELP PLEASE) Posted by Anonymous on Tuesday, September 17, 2013 at 8:37pm. Estimate the total precipitation in inches and in days for Asheville and Wichita. City: Inches: Days...
*Thursday, September 19, 2013 at 8:23pm*

**physics**

In 1939 or 1940, Emanuel Zacchini took his human-cannonball act to an extreme: After being shot from a cannon, he soared over three Ferris wheels and into a net (see the figure). Assume that he is launched with a speed of 28 m/s and at an angle of 56°. (a) Treating him as ...
*Thursday, September 19, 2013 at 2:59pm*

**physics**

A baseball leaves a pitcher's hand horizontally at a speed of 115 km/h. The distance to the batter is 18.3 m. (Ignore the effect of air resistance.) (a) How long does the ball take to travel the first half of that distance? (b) The second half? (c) How far does the ball ...
*Thursday, September 19, 2013 at 2:49pm*

**business law**

Eagle Sales Company owns a warehouse, subject to a mortgage obtained from First National Bank. Separately, Eagle and First National obtain insurance policies from Good Hands Insurance Inc., to cover the warehouse. Later, Eagle sells the property to Interstate Distribution ...
*Thursday, September 19, 2013 at 11:47am*

**Acticities of Daily Living **

1. What are some of the factors that affect a patients ability to reenter the community? A. Existence of suitable recreation activities B. Support services and safety considerations C. Availability of malls and shopping centers D. Patients level of cognitive reasoning (My ...
*Wednesday, September 18, 2013 at 8:32pm*

**science**

Mary wants to throw a can straight up into the air and then hit it with a second can. She wants the collision to occur at height h=5.0 m above the throw point. In addition, she knows that she needs t1=4.0 s between successive throws. Assuming that she throws both cans with the...
*Wednesday, September 18, 2013 at 5:02pm*

**Physics**

A golfer tees off on level ground, giving the ball an initial speed of 46.5 m/s and an initial direction of 37.5 above the horizontal. a) how far from the golfer does the ball land? b) the next golfer in the group hits a ball with the same initial speed but at an angle above ...
*Wednesday, September 18, 2013 at 4:17pm*

**College Algebra**

Need help in working this problem - the cost of renting an edger is $16.50 for the first hour and $10.95 for each additional hour. How long can a person have the edger if the cost must be less than $55.00? (This is a question under the inequalities section)
*Wednesday, September 18, 2013 at 8:35am*

**Classical Mechanics**

Mary wants to throw a can straight up into the air and then hit it with a second can. She wants the collision to occur at height h=5.0 m above the throw point. In addition, she knows that she needs t1=4.0 s between successive throws. Assuming that she throws both cans with the...
*Wednesday, September 18, 2013 at 1:17am*

**Physics**

A golfer takes two putts to get his ball into the hole once he is on the green. The ﬁrst putt displaces the ball 9.6 m east, and the second 2.59 m south. What displacement would have been needed to get the ball into the hole on the ﬁrst putt? Answer in units of m...
*Tuesday, September 17, 2013 at 10:18pm*

**algebra**

A rectangular box has Dimensions 16 inches and 22 inches and volume 4224 cubic inches. If the same amount is decreased from the largest and smallest sides, the volume of the new box is 6/11 of the first box. Find the dimensions of the second box.
*Tuesday, September 17, 2013 at 8:08pm*

**physics**

Suppose that a senior driving a Pontiac zooms out of a darkened tunnel at 31.0 m/s. She is momentarily blinded by the sunshine. When she recovers, she sees that she is fast overtaking a bus ahead in her lane moving at the slower speed of 15.7 m/s. She hits the brakes as fast ...
*Tuesday, September 17, 2013 at 6:44pm*

**PHYSICS**

A woman goes out running. She first travels 5.2km north. She then turns and travels 3.6km west. Finally, she turns again and travels 2.6km south. We are assuming a flat rectangular world. If a bird were to start out from the origin (where the woman starts) and fly directly (in...
*Tuesday, September 17, 2013 at 6:20pm*

**Algebra**

the cost of renting a rototiller is $16.50 for the first hour and $10.95 for each additional hour. How long can a person have the rototiller if the cost must be less than $55.00?
*Tuesday, September 17, 2013 at 5:20pm*

**Social Studies**

According to the law of demand, low prices serve mostly as a ________ for buyers. a) supply b) reward c) substitute d) penalty Is it b? In economics, what is a substitute? a) a good or service that is more expensive than the one the buyer first wanted b) a good or service that...
*Tuesday, September 17, 2013 at 10:32am*

**physics**

in 1954 roger bannister became the first human to run a mile in less than 4 minutes. suppose that a runner on a straight track covers a distance of 1.00 mi in exactly 4.00 min. What is the average speed in mi/h What is his average speed in ft/s what is his average speed in m/s...
*Monday, September 16, 2013 at 10:51pm*

**MITx: 8.01x Classical Mechanics**

Mary wants to throw a can straight up into the air and then hit it with a second can. She wants the collision to occur at height h=10.0 m above the throw point. In addition, she knows that she needs t1=4.0 s between successive throws. Assuming that she throws both cans with ...
*Monday, September 16, 2013 at 10:14pm*

**Algebra 1-Fractions**

Or, eliminating fractions, I should say. So, I need some help. See, I am really not a big fan of fractions. But I need to eliminate fractions to do a math problem. First one is 1/2-x=3/8. I know how to find LCD, then multiply both sides, distributive property, etc etc. But ...
*Monday, September 16, 2013 at 8:16pm*

**Math**

4.The following table shows the high and low temperatures predicted for Dallas during the week beginning Monday, August 29 2011. Which day has the biggest difference between the high and low temperatures? A.Mon D.Tue C.Wed D.Sun Monday High temp 106 Low temp 79 Tuesday High ...
*Monday, September 16, 2013 at 6:32pm*

**Maths**

Nth terms I have to find the first 5 terms in the nth sequence. please could someone show me how to work this out, using the example below so I can do the next set of questions. 10-2n
*Monday, September 16, 2013 at 12:27pm*

**Physics**

If you simultaneously drop a pair of tennis balls from the top of a building, they strike the ground at the same time. If one of the tennis balls is filled with lead pellets, will it fall faster and hit the ground first? Which of the two will encounter more air resistance?
*Sunday, September 15, 2013 at 8:48pm*

**Chemistry **

To determine v max and km of Beta-galactosidase for lactose, the same amount of enzyme (1 ug per tube) was incubated with a series of lactose concentrations under conditions where product concentrations remained negligible. At each lactose concentration, the initial reaction ...
*Sunday, September 15, 2013 at 4:52pm*

**Chemistry **

To determine v max and km of Beta-galactosidase for lactose, the same amount of enzyme (1 ug per tube) was incubated with a series of lactose concentrations under conditions where product concentrations remained negligible. At each lactose concentration, the initial reaction ...
*Sunday, September 15, 2013 at 4:31pm*

**Science **

To determine v max and km of Beta-galactosidase for lactose, the same amount of enzyme (1 ug per tube) was incubated with a series of lactose concentrations under conditions where product concentrations remained negligible. At each lactose concentration, the initial reaction ...
*Sunday, September 15, 2013 at 3:25pm*

**MATH**

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9?
*Sunday, September 15, 2013 at 12:44pm*

**quantummechanics**

The following circuit is designed for testing whether |u⟩=|v⟩. The three-qubit gate in the middle is called the controlled SWAP gate, which swaps the last two qubits if and only if the first qubit is 1 (a) If |u⟩=|v⟩=|+⟩, what is the ...
*Sunday, September 15, 2013 at 6:44am*

**English**

I'm embarrassed I can't figure this out on my own but I can't so here I am. I was giving these words and told to put them in " Letter by Letter Alphabetization " I'm confused by this and don't know how to figure out which word goes first and why. ...
*Sunday, September 15, 2013 at 2:46am*

**English**

Which sentence is in the active voice? The girl jumped on the trampoline. The cake will be served to the queen. Is it the first one? But, if so, then how can the second sentence be written in the active voice?
*Sunday, September 15, 2013 at 1:09am*

**Stats/math**

The deciles of any distribution are the 10th, 20th,...90th percentiles. The first and last deciles are the 10th and 90th percentiles, respectively. What are the first and last deciles of the standard Normal distribution? HOw would i solve this? thank you sooo much!
*Saturday, September 14, 2013 at 10:46pm*

**simple math**

If a= 9990.9 and b= 9886.1. First, convert these to scientific notation. If only three significant digits are allowed in decimal portion (mantisa) of the scientific notation and chopping and not rounding is used, what is a-b?
*Saturday, September 14, 2013 at 4:01pm*

**ENGLISH (ESL)**

PROOF READING A nurse was working in ER, during her shift, she see a patient who is having a fever of 101 degree F. The patient also has a open wound on his left leg, the wound is red, painful, swollen, and foul-smelling pus is showing signs of infection. The patient ‘s ...
*Saturday, September 14, 2013 at 3:34pm*

**Math**

1. Select the first five terms in the arithmetic sequence an= 2 n , starting with n =1 A. ( 1 / 2 , 1/4 ,1/6, 1/8, 1/10) B. ( 1 , 2 , 3 , 4 , 5 ) C. ( 3 , 4 , 5 , 6, 7 ) D. ( 2 , 4, 6 , 8, 10 ) My answer is D. 2. Select the first five terms in the geometric sequence an = ( 2...
*Saturday, September 14, 2013 at 12:57pm*

**PHYSICS!!!**

To simulate the extreme accelerations during launch, astronauts train in a large centrifuge. If the centrifuge diameter is 13.5m , what should be its rotation period to produce a centripetal acceleration of If the centrifuge diameter is 13.5m , what should be its rotation ...
*Saturday, September 14, 2013 at 12:36pm*

**ENGLISH (ESL)**

A nurse was working in ER, during her shift, she see a please need proof reading . patient who is having fever of 101 degree F. The patient also has open wound on his left leg, the wound is red, painful, swollen, and foul-smelling pus is showing signs of infection. The patient...
*Saturday, September 14, 2013 at 10:40am*

**teacher aide**

when are children first developmentally ready to begin learning science
*Friday, September 13, 2013 at 7:24pm*

**significant figures- chemistry**

I'm having trouble understanding significant figures. If a problem is requires two equations to finish, which of the original measurements do I use to figure out the significant figure? For ex. 3.001+4.32= 7.321. Then I use this answer for a different equation..for the ...
*Friday, September 13, 2013 at 7:12pm*

**Healthcare Finance**

2 A firm that owns the stock of another corporation does not have to pay taxes on the entire amount of dividends received. In general, only 30 percent of the dividends received by one corporation from another are taxable. The reason for this tax law feature is to mitigate the ...
*Friday, September 13, 2013 at 11:16am*

**Math - Averages**

The test average for Louis' calculus class is found by taking the arithmetic mean of his four best test scores. If his first four test scores are 65,82,76 and 87, what score must he get on the fifth test to raise his test average to an 85?
*Friday, September 13, 2013 at 11:04am*

**Healthcare Finance**

2 A firm that owns the stock of another corporation does not have to pay taxes on the entire amount of dividends received. In general, only 30 percent of the dividends received by one corporation from another are taxable. The reason for this tax law feature is to mitigate the ...
*Friday, September 13, 2013 at 9:51am*

**Math - General word problem**

At a certain dance class, each student must pick exactly one partner. Each pair of dancers must consist of one advanced student and one beginner student. At first, after everyone pairs up, there are 4 extra beginner students. Then, after half of the beginner students have left...
*Friday, September 13, 2013 at 9:08am*

**statistics**

A sample of 106 students, the researchers reported the following statistics...mean= 13.2 s=19.5 Explain why the distribution for these 106 students cannot be symmetric and given this, what % of 106 students fall within the x+/-2s? I understand it cannot be symmetric b/c the ...
*Friday, September 13, 2013 at 12:24am*

**Chemistry **

An Ap student got a lab report back with "-4.5 % error" written in red on it. He had found the boiling point of an unknown liquid to be 45 C. What is the correct boiling point of his unknown liquid? I know first I would write -4.5 % error = |4.5-x|/x x 100 but I don...
*Thursday, September 12, 2013 at 11:41pm*

**Math**

Romeo and Juliet first saw each other when they were 270 feet apart. Romeo began running toward Juliet at a rate of 16 ft/s. At the same moment, Juliet began running toward Romeo at a rate of 14ft?s. A. How many seconds after they started running will they meet? B. How far ...
*Thursday, September 12, 2013 at 11:13pm*

**Chemistry please help**

An Ap student got a lab report back with "-4.5 % error" written in red on it. He had found the boiling point of an unknown liquid to be 45 C. What is the correct boiling point of his unknown liquid? I know first I would write -4.5 % error = |4.5-x|/x x 100 but I don...
*Thursday, September 12, 2013 at 11:04pm*

**Physics**

Along a straight road through town, there are three speed-limit signs. They occur in the following order: 51 , 33 , and 26 mi/h, with the 33 -mi/h sign located midway between the other two. Obeying these speed limits, the smallest possible time tA that a driver can spend on ...
*Thursday, September 12, 2013 at 10:50pm*

**pre-algebra**

There are 1,400 students in a school.The number of girls is 3/4 the number of boys.How many students are in the other grade levels if 1/6 of the girls and 1/5 of the boys in first grade?
*Thursday, September 12, 2013 at 9:18pm*

**8th grade math HELP URGENT!!! **

Solve Each equation by first dividing each side of the equation by the number outside the parentheses. When would you recommend using this method to solve an equation? Explain. A. 9(x-4)=72. B. 8(x+5)=60
*Thursday, September 12, 2013 at 9:11pm*

**math**

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9?
*Thursday, September 12, 2013 at 7:56pm*

**physics**

A startled armadillo leaps upward, rising 0.521 m in the first 0.204 s. (a) What is its initial speed as it leaves the ground? (b) What is its speed at the height of 0.521 m? (c) How much higher does it go
*Thursday, September 12, 2013 at 7:01pm*

**physics**

A rock is dropped from a 196-m-high cliff. How long does it take to fall (a) the first 98.0 m and (b) the second 98.0 m?
*Thursday, September 12, 2013 at 6:56pm*

**statistics**

First graders who misbehave in school may be more likely to be regular smokers as young adults according to a new study presented in the July 2004 issue of the American Journal of Epidemiology. After following a group of U.S. first graders for 15 years, it was found that among...
*Thursday, September 12, 2013 at 6:51pm*

**Geography (Ms. Sue)**

1). Why is the Northeast one of the most heavily industrialized and urbanized areas? 2). How is the economy of the Midwest changing? 3). What helped the economy of the West to grow? My answers to these questions are the following: 1). The Northeast is one of the most heavily ...
*Thursday, September 12, 2013 at 6:49pm*

**physics**

A stone is dropped into a river from a bridge 45.4 m above the water. Another stone is thrown vertically down 1.14 s after the first is dropped. Both stones strike the water at the same time. What is the initial speed of the second stone?
*Thursday, September 12, 2013 at 6:35pm*

**physics**

A rock is dropped from a 196-m-high cliff. How long does it take to fall (a) the first 98.0 m and (b) the second 98.0 m?
*Thursday, September 12, 2013 at 4:54pm*

**physics**

A stone is dropped into a river from a bridge 45.4 m above the water. Another stone is thrown vertically down 1.14 s after the first is dropped. Both stones strike the water at the same time. What is the initial speed of the second stone?
*Thursday, September 12, 2013 at 4:08pm*

**Physics**

Along a straight road through town, there are three speed-limit signs. They occur in the following order: 51 , 33 , and 26 mi/h, with the 33 -mi/h sign located midway between the other two. Obeying these speed limits, the smallest possible time tA that a driver can spend on ...
*Thursday, September 12, 2013 at 4:03pm*

**physics**

A startled armadillo leaps upward, rising 0.521 m in the first 0.204 s. (a) What is its initial speed as it leaves the ground? (b) What is its speed at the height of 0.521 m? (c) How much higher does it go?
*Thursday, September 12, 2013 at 3:39pm*

**physics**

A stone is dropped into a river from a bridge 45.4 m above the water. Another stone is thrown vertically down 1.14 s after the first is dropped. Both stones strike the water at the same time. What is the initial speed of the second stone?
*Thursday, September 12, 2013 at 3:38pm*

**Math**

during one drive a high school football team lost 3 yards on the first down, lost 5 yards on the second down, then gained 15 yards on the third down. how many yards do they need to get a first down? should they go for it or punt?
*Wednesday, September 11, 2013 at 10:56pm*

**Physics**

A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.
*Wednesday, September 11, 2013 at 9:35pm*

**Physics**

A ball is thrown straight up, when it reaches the maximum height x, a second identical ball is thrown up with the same initial velocity as the first one. Where will these balls meet.
*Wednesday, September 11, 2013 at 9:35pm*

**Math ms. Sue please help**

Carrie decided to walk the 8 3/10 mi from her house to the city pool. In the first hour, she walked 2 4/5 mi. In the second hour she walked 3 9/10 mi. How much farth did she have to go? I got 1 3/5 mi is that correct? Donald duck set a record when he caught a salmo that ...
*Wednesday, September 11, 2013 at 5:47pm*

**physics**

Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured from the point where...
*Wednesday, September 11, 2013 at 4:16pm*

**physics**

Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured from the point where...
*Wednesday, September 11, 2013 at 4:16pm*

**physics**

Suppose a car is traveling at +22.3 m/s, and the driver sees a traffic light turn red. After 0.351 s has elapsed (the reaction time), the driver applies the brakes, and the car decelerates at 8.00 m/s2. What is the stopping distance of the car, as measured from the point where...
*Wednesday, September 11, 2013 at 3:15pm*

**Physics**

A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 2.0 m/s, skates by with the puck. After 2.00 s, the first player makes up his mind to chase his opponent. If he accelerates uniformly at 0.10 m/s2, determine each...
*Wednesday, September 11, 2013 at 2:44pm*

**Math - Averages**

Deanna is selling Gal Scout cookies. Her goal is to sell an average of $90 worth of cookies each day for the next 10 days. If each box of cookies costs $2.25, and she sold an average of 44 boxes a day for the first 6 days, how many boxes must she sell, on average, for the last...
*Tuesday, September 10, 2013 at 10:59pm*

**Math - Word Problem**

At a certain dance class, each student must pick exactly one partner. Each pair of dancers must consist of one advanced student and one beginner student. At first, after everyone pairs up, there are 4 extra beginner students. Then, after half of the beginner students have ...
*Tuesday, September 10, 2013 at 10:11pm*

**mitx 8.01x Classical Mechanics **

Mary wants to throw a can straight up into the air and then hit it with a second can. She wants the collision to occur at height h=5.0 m above the throw point. In addition, s/he knows that she needs t1=3.0 s between successive throws. Assuming that s/he throws both cans with ...
*Tuesday, September 10, 2013 at 7:23pm*

**mitx 8.01x Classical Mechanics**

Vector A⃗ , in the first quadrant, has a magnitude |A⃗ |= 1.0 and is at an angle α = 40 ∘ with respect to the positive x-axis. Vector B⃗ , in the fourth quadrant, has a magnitude |B⃗ |= 2.5 and is at an angle β = 20.0 ∘ with ...
*Tuesday, September 10, 2013 at 7:12pm*

**Statistics**

Emissions of sulfur dioxide by industry set off chemical changes in the atmosphere that result in "acid rain." The acidity of liquids is measured by pH on a scale of 0 to 14. Distilled water has pH 7.0, and lower pH values indicate acidity. Normal rain is somewhat ...
*Tuesday, September 10, 2013 at 6:55pm*

**math**

The equation 2wcubed. Do you cube w first then multiply by 2 or do you multiply w times 2 first and then cube the sum?
*Tuesday, September 10, 2013 at 4:42pm*

**us history**

when i write my thesis statement where do i put it in my paper? is it the first line of paper or what?
*Tuesday, September 10, 2013 at 3:01pm*

**physics**

Two geological field teams are working in a remote area. A global positioning system (GPS) tracker at their base camp shows the location of the first team as 42 km away, 21° north of west, and the second team as 29 km away, 37° east of north. When the first team uses ...
*Tuesday, September 10, 2013 at 1:08pm*

**physics**

Two stones are thrown vertically up at the same time. The first stone is thrown with an initial velocity of 11.5 m/s from a 12th floor balcony of a building and hits hits the ground after 4.6 seconds. With what initial velocity should the second stone be thrown from a 4th ...
*Tuesday, September 10, 2013 at 12:26pm*

**Algebra**

A second number is four times a first number. A third number is 13 less than the first number. If the sum of the three numbers is 353, find the numbers
*Monday, September 9, 2013 at 7:47pm*

**Math**

The latest thrill ride at a popular theme park takes roller coaster fans on an exciting ride. In the first 20 seconds, it carries its passengers up a 100 meter hill, plunges them 72 meters down and quickly takes them back up a 48 meter rise. How much higher or lower from the ...
*Monday, September 9, 2013 at 6:53pm*

**math**

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9?
*Monday, September 9, 2013 at 6:09pm*

**math**

A certain infinite geometric series has first term 7 and sum 4. What is the result when the third term is divided by the second term?
*Monday, September 9, 2013 at 6:08pm*

**AP Calc**

find the first and second derivative of s(t)=t+[9/(t+1)]+1
*Monday, September 9, 2013 at 4:53pm*

**math**

a carload of fraternity brothers leave their house for a long weekend trip. three hours later a second carload of brothers leaves the same house and travels the same path. if the second care drives and average of 15 mph faster than the first, what is the average speed of eavh ...
*Monday, September 9, 2013 at 4:16pm*

**physics**

1. When material decays, it emits a particle. An experiment similar to the J.J. Thomson experiment is performed to determine the charge-to-mass ratio of this particle. It is found that the particle moves undeflected through mutually perpendicular magnetic and electric fields ...
*Monday, September 9, 2013 at 3:49pm*

**LA**

The short story “The Tell-Tale Heart” is told in first person point of view. How would the connection between the audience and the story most likely change if the story was told in the third person point of view? a) The audience would most likely feel less connected ...
*Monday, September 9, 2013 at 3:42pm*

**C++**

Write a complete, working program that will do the following: Suppose you want to write a program to calculate the total cost of an item that has sales tax added. If a given item costs 14.97, and the tax rate is 6.7%, display the following information: a) The original cost of ...
*Monday, September 9, 2013 at 9:34am*

**english**

1.From a very young age I had aversion 2.to water when I was it. First of all i can't understand the whole sentence and the question is that in each line an omission is there in 1 and 2.plz help me i think that 1.had_a_aversion/had _strong_aversion 2.water _that_when I ...
*Sunday, September 8, 2013 at 11:24pm*

**math**

During Bill's three-hour meeting, the word global was used, on average, once every five minutes during the first two hours. If the word global was used 54 times throughout the meeting, then what was the average number of minutes between uses in the third hour?
*Sunday, September 8, 2013 at 10:12pm*

**Money and Banking**

1. A firm uses capital to produce revenue. The marginal revenue from the first 5 units of capital is as follows: 1st unit has MR 2.30, 2nd unit has MR 1.9, 3rd unit has MR 1.70, 4th unit has MR 1.35, and 5th unit has MR 1.15. If the interest rate is 50%, what is the optimal ...
*Sunday, September 8, 2013 at 6:37pm*

**Improving writing assignment**

Ten years ago, you started working as a clerk for DMD Medical Supplies. Six months ago, Liz Jakowski, the human resources director, promoted you to office manager. You manage two employees: Jack Snyder and Ruth Disselkoen. Your office provides secretarial support for the four ...
*Sunday, September 8, 2013 at 5:55pm*

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