Wednesday

April 16, 2014

April 16, 2014

**Recent Homework Questions About First Aid**

Post a New Question | Current Questions

**Chemistry 2**

IVan, the first order reaction done exactly the way Damon worked that problem for you earlier. However, I don't believe that answer was right for a second order reaction. So plug that answer in for this problem and I posted what I think is a correction at the earlier post.
*Monday, March 3, 2014 at 6:01pm*

**check this out---Chemistry 2**

I believe Damon has worked this as a first order reaction but the problem says it is a second order equation. I think it should be as follows: (1/A) - (1/Ao) = kt (1/5) - (1/20) = 40k 0.2-0.05 = 40k and k = 0.15/40 = 0.00375 and not 0.03466. I assume you can do the remainder ...
*Monday, March 3, 2014 at 5:57pm*

**math**

please help!!the question is..at track practice,Sheila worked on the long jump.her first jump measured 3 yards,2 feet,8 inches.second jump measured 2 yards,1 foot,10 inches.How much longer was sheilas first jump than her second jump?express your answer in inches.And then what ...
*Monday, March 3, 2014 at 5:40pm*

**Mathmatics**

a. Use the formulas for lowering powers to rewrite the expression in terms of the first power of cosine: (cos^4)x (or cos*x to the 4th power) b.Use an appropriate Half- Angle Formula to Find the Exact value of the expression: 1. tan 15(Degrees) 2. cos 3pi/8(Radians)
*Monday, March 3, 2014 at 5:32pm*

**Geometry**

what is the image of a(3 -1) after a reflection, first across the line y=3, then across the line x=-1 (-5,7) (3,-1) (-5,-1) (-1,-5)
*Monday, March 3, 2014 at 4:45pm*

**Chemistry 2**

Thanks man that makes so much clearer. i posted another question similar to this but its a first order reaction. would that change how you work it or is it done the same?
*Monday, March 3, 2014 at 4:40pm*

**chemistry**

A student determines the cobalt(II) content of a solution by first precipitating it as cobalt(II) hydroxide, and then decomposing the hydroxide to cobalt(II) oxide by heating. How many grams of cobalt(II) oxide should the student obtain if her solution contains 46.0 mL of 0....
*Monday, March 3, 2014 at 4:30pm*

**Alegbra**

Mary has a total of $5000 invested in two accounts. One account pays 5% and the other 8%. Her interest in the first year was $331. Write and solve a system of equations to find out how much she has invested in both accounts.
*Monday, March 3, 2014 at 4:14pm*

**English**

The first two are fine. The third one reads funny; I think the second dash needs to be moved. Do you see where? Read the sentence out loud. I don't know if your text addresses this, but I'd also add an exclamation point in each one. Here's how: There was a loud ...
*Monday, March 3, 2014 at 1:13pm*

**Algebra**

L = 2W + 3 2L + 2W = 72 Substitute 2W+3 for L in second equation and solve for W. Insert that value into the first equation and solve for L. Check by inserting both values into the second equation.
*Monday, March 3, 2014 at 12:50pm*

**Maths**

just start fitting in the facts. 1st 2 divisible by 5 means they end in 0 or 5 last 2 divisible by 9 and all different means not 09,45,54 or 90 units = twice tens means they are 36 so, the number is xx36. That means the first two digits also add to 9, which means the number is...
*Monday, March 3, 2014 at 12:45pm*

**English**

The first two and the fourth are fine. Re-think the third sentence.
*Monday, March 3, 2014 at 12:14pm*

**English**

Put a space after the semicolon in the first sentence. Then all will be correct.
*Monday, March 3, 2014 at 12:10pm*

**Consumer Math**

I am purchasing a house for $235,000 and have excellent credit. If I pay $1,678.93 at the end of the first month, how much is applied to the principal balance?
*Monday, March 3, 2014 at 11:55am*

**math**

Change first 5m to 500cm and 2m to 200cm and then solve using above procedure of reiny answer is 1/20 radians/sec
*Monday, March 3, 2014 at 10:05am*

**English**

using commas "First, you need to look carefully at your eating habits," said Dr. Perillo. "Yes, you should keep a journal of the foods you eat," she said. "Dr. Perillo, what do you mean by the right servings?" asked Emilio. "Ok, good question...
*Monday, March 3, 2014 at 8:54am*

**English**

using commas "The first match starts at 9:00 A.M.," said Travis. Anita asked, "Do you want to get seats in the same section as yesterday?" "That's fine with me," said Nick. Nick said, "Ferga's first match is in Court B. "I'll...
*Monday, March 3, 2014 at 8:24am*

**English**

2 and 3 are correct. There's one comma missing from the first one.
*Monday, March 3, 2014 at 7:59am*

**English**

using commas While they watched the match Anita clapped, cheered, and kept score. Travis and Nick watched a number of different matches, but Anita followed Fergas. He was signing autographs, and Anita was first in line.
*Monday, March 3, 2014 at 7:55am*

**English**

Using commas correctly Before they found their seats, the first match had already begun. It was a close game, and they weren't disappointed by the final score. They had come to cheer for Antonio Fergas, and he was the winner. Although his opponent was very good, Fergas ...
*Monday, March 3, 2014 at 7:52am*

**mat 116**

1 and -2 I suspect a garbled question coefficients are the numbers multiplying the variables. In the expression "3x" the coefficient of x is 3. now, if you want a solution, there is none. The lines have the same slope, but no point on the first line is also on the ...
*Monday, March 3, 2014 at 12:29am*

**Chemistry**

No, 20 km is a distance, not a pressure. The problem says the balloon is relesed at sea level on earth's surface. Pressure at sea level is 101.325 kPa or 1 atm or 14.7 lb/sq ft. Since you are using kPa for the second P you should use first P in the same units.
*Monday, March 3, 2014 at 12:26am*

**Chemistry**

I know I'm suppose to use 3.86934 as the first volume and 10 kPa as the second pressure, but what am I suppose to use as the first pressure? Am I suppose to use 20.0 km?
*Monday, March 3, 2014 at 12:11am*

**Chemistry: Check my answers please!**

I don't agree with #1 but I do the others. I think the results will be low if I've interpreted the question correctly and this is not a standard additions method. I can't draw it on this board but here is what you do. On a sheet of graph paper, mark the Y axis as A...
*Sunday, March 2, 2014 at 11:03pm*

**world issues**

A woman goes out running. She first travels 5.2km north. She then turns and travels 3.6km west. Finally, she turns If a bird were to start out from the origin (where the woman starts) and fly directly (in a straight line) to her final location, what distance d would the bird ...
*Sunday, March 2, 2014 at 11:01pm*

**College Chemistry - Science**

In an acid-base experiment at 25.0°C, a sodium hydroxide solution was standardized against KHP. The average value for the concentration of the sodium hydroxide solution was calculated to be 0.0125 M. This solution was used to titrate the phosphoric acid present in coke. ...
*Sunday, March 2, 2014 at 9:25pm*

**Alegbra**

Mary has a total of $5000 invested in two accounts. One account pays 5% and the other 8%. Her interest in the first year was $331. Write and solve a system of equations to find out how much she has invested in both accounts.
*Sunday, March 2, 2014 at 8:43pm*

**Accounting**

Jane has a $35,000 bank loan that she wishes to pay off in five equal annual payments with 12% interest. If the first payment is due one year from today, what will be the amount of the annual payment necessary
*Sunday, March 2, 2014 at 8:33pm*

**Chemistry - Science **

In an acid-base experiment at 25.0°C, a sodium hydroxide solution was standardized against KHP. The average value for the concentration of the sodium hydroxide solution was calculated to be 0.0125 M. This solution was used to titrate the phosphoric acid present in coke. ...
*Sunday, March 2, 2014 at 7:49pm*

**Algebra**

A ship leaves NY for San Fransisco on the first of every month at noon. At the same time, a ship leaves San Fransisco for NY. Each ship arrives exactly 6 months after it leaves. If you were on a ship from NY, how many ships from San Fransisco would you meet?
*Sunday, March 2, 2014 at 5:56pm*

**Math**

A shipe leaves NY for San Fransisco on the first of every month at noon. At the same time, a ship leaves San Fransisco for NY. Each ship arrives exactly 6 months after it leaves. If you were on a ship from NY, how many ships from San Fransisco would you meet?
*Sunday, March 2, 2014 at 5:50pm*

**business**

I think the purpose of this class for you is to prepare you to open your own child care business. The first thing you need to do is decide what Bill needs to buy to start his own business. By the way, please, please get in the habit of using correct capitalization and ...
*Sunday, March 2, 2014 at 5:13pm*

**business**

Bill, a close friend of your parents wants to start a business. Your parents refer him to you since you are presently working on a technology related degree. In your first discussion, you discover the following facts: Bill has been a sales representative for a major restaurant...
*Sunday, March 2, 2014 at 4:41pm*

**math**

4 x + 10 y = 14 is the first equation times 2 4 x + 10 y = 14 is the second equation there is a y for any real x, in other words an infinite number of solutions since both equations are for the same line
*Sunday, March 2, 2014 at 2:48pm*

**Food and Nutrition**

IRON DEFICIENCy ANEMIA: a)Identify factors that have contributed to the condition (social; geography; etc.) b) Describe factors (including diet and nutritional needs) that aid in the prevention and/or treatment/management of the health condition and explain how.
*Sunday, March 2, 2014 at 2:34pm*

**English Answer Check**

Your second answer makes sense. Your first answer repeats too much of the question and then you don't explain what you mean by "facing your own demons."
*Sunday, March 2, 2014 at 2:29pm*

**English**

First of all, study (memorize if you have to!) the definitions here: http://www.answers.com/topic/prosody and http://www.uncg.edu/~htkirbys/meters.htm When you are ready for the next step, let me know.
*Sunday, March 2, 2014 at 2:20pm*

**geometric progresions**

sum of first 8 terms = a(r^8 - 1)/(r-1) sum of first 4 terms = a(r^4 - 1)/(r-1 ( a(r^8 - 1)/(r-1) ) / ( a(r^4 - 1)/(r-1) ) = 97/81 (r^8 - 1) / (r^4 - 1) = 97 / 81 81r^8 - 81 = 97r^4 - 97 81^8 - 97r^4 + 16 = 0 let r^4 = x 81x^2 - 97x+16 = 0 x = (97 ± √4225)/162 = (...
*Sunday, March 2, 2014 at 1:08pm*

**geometric progresions**

The ratio of the sum of the first 8 terms of a G.P. to the sum of the first 4 terms of the same G.P. is 97:81, where the common ratio of the G.P. is a real number. What is the common ratio?
*Sunday, March 2, 2014 at 11:43am*

**arithmetic**

The ratio of the sum of the first 8 terms of a G.P. to the sum of the first 4 terms of the same G.P. is 97:81, where the common ratio of the G.P. is a real number. What is the common ratio?
*Sunday, March 2, 2014 at 11:31am*

**Math**

A financial consultant wishes to invest up to a total of $33,000 in two types of securities, one that yields 8% per year and another that yields 6% per year. Furthermore, she believes that the amount invested in the first security should be at most one-third of the amount ...
*Sunday, March 2, 2014 at 11:18am*

**MATH**

A financial consultant wishes to invest up to a total of $33,000 in two types of securities, one that yields 8% per year and another that yields 6% per year. Furthermore, she believes that the amount invested in the first security should be at most one-third of the amount ...
*Sunday, March 2, 2014 at 11:16am*

**english**

Both are correct, but the first is smoother.
*Sunday, March 2, 2014 at 7:28am*

**Math**

The 3rd term of a geometric series is 18 , and the 5the term is 162 .Determine the sum of the of the first 7 terms ,where r < 0
*Sunday, March 2, 2014 at 7:03am*

**math**

how many time I can arranged the word MAHABHARAT thatB and T never come togather .first four place MATH not come.
*Sunday, March 2, 2014 at 6:51am*

**English Language Arts--Please, help me!**

What do you think about my first answer, though?
*Saturday, March 1, 2014 at 8:33pm*

**math(algebra)**

Or you could say that each costs $1.99 with the first 4 costing a dollar more so .. y =1.99x + 4 that would be the simplest equation, Too bad they don't have it
*Saturday, March 1, 2014 at 8:14pm*

**us history**

What do you think? When was the first track completed across the continent?
*Saturday, March 1, 2014 at 5:12pm*

**algebra**

A math tutoring service opened for their first year open, it had 5 students. If 3 new students enroll each year, which of the following equations represents how many students will be enrolled in x years? answer choices: A: y = 5x - 3 B: y = 5x + 3 C: y = 3x + 5 D: y = 3x - 5
*Saturday, March 1, 2014 at 4:48pm*

**chemistry**

Most of us don't have the time to work 10 or more time consuming questions. I'll do the first one; if you post them separately someone may get to them. 1. heat lost by Ti + heat gained by H2O = 0 [mass Ti x specific heat Ti x (Tfinal-Tinitial)] + [mass H2O x specific ...
*Saturday, March 1, 2014 at 4:04pm*

**Trigonometry - eh?**

the first part is unclear. What do you mean by "encounter"? it's just an expression like any other; it has no "answer". What is the LCD of x^2 and x^3? Hard to say, since there are no fractions involved. The GCF is just x^2; the LCM is x^3.
*Saturday, March 1, 2014 at 3:05pm*

**Algebra 1--Please, help me!**

show that slope AB = slope DC and slope AD = slope BC I will do the first pair, you do the second slope AB = (5-5)/6+2) = 0/8 = 0 slope DC = (-3+3)/(-4-4) = 0/-8 = 0 so AB || DC test if AD || BC if so, then by definition, it is a parallogram.
*Saturday, March 1, 2014 at 2:35pm*

**algebra**

sub the first into the 2nd ... 3x - 18y = 4 3(6y+2) - 18y = 4 18y + 6 - 18y = 4 6 = 4 , which of course is nonsese, so .. there is no solution (You have two parallel lines)
*Saturday, March 1, 2014 at 2:25pm*

**English**

No for the first one. An internal conflict is one in which a person struggles to make a decision about what is right and wrong. It's a conflict with his conscience.
*Saturday, March 1, 2014 at 12:27pm*

**English**

Me.Sue would it be Ian gets his first credit card and quickly runs up thousands of dollars in debt The other ? The title is He I think that answers earn enough money to provide for their family the child is sick put he is not disabled
*Saturday, March 1, 2014 at 12:24pm*

**English**

Which of the following is an example of an internal conflict answers are, Joel sees a friend cheat on a test and must decide whether or not to tell, Sophie takes a carpenter course and the male instructors is rude and unhelpful, Kyle rescue an abused horse and struggle to ...
*Saturday, March 1, 2014 at 12:00pm*

**Algebra**

first set up a regular proportion: 5a/x = 20 ohms/ 25 ohms Because the problem says the current varies inversely you would flip only one side of the proportion: 5A/xA = 25 ohms/ 20 ohms cross multiply: 100 = 25x ohms Divide by 25: x = 4A
*Saturday, March 1, 2014 at 11:57am*

**Math**

Manufacturing A factory manufactures two products, each requiring the use of three machines. The first machine can be used at most 70 hours; the second machine at most 40 hours; and the third machine at most 90 hours. The first product requires 2 hours on machine 1, 1 hour on ...
*Saturday, March 1, 2014 at 11:13am*

**Math**

Manufacturing A factory manufactures two products, each requiring the use of three machines. The first machine can be used at most hours; the second machine at most hours; and the third machine at most hours. The first product requires hours on machine hour on machine and hour...
*Saturday, March 1, 2014 at 10:05am*

**Algebra**

x = larger number y = smaller number Equations: x - y = 11 x/y = 2 + 4/y Get rid of fractions in second equation by multiplying by y. y(x/y = 2 + 4/y) x = 2y + 4 > plug this into the first equation. Solve for y and then x.
*Saturday, March 1, 2014 at 2:14am*

**Physics**

In a two-dimensional tug-of-war, Alex, Betty, and Charles pull horizontally on an automobile tire at the angles shown in the picture. The tire remains stationary in spite of the three pulls. Alex pulls with force of magnitude 207 N, and Charles pulls with force of magnitude ...
*Saturday, March 1, 2014 at 1:19am*

**Trig**

That's a better job of typing it. I did the first of these in your previous post.. the 2nd: LS = (1-sinØ)/(1+ sinØ) = (1-sinØ)/(1+ sinØ) * (1-sinØ)/(1- sinØ) = (1 - 2sinØ + sin^2 Ø)/(1 - sin^2 Ø) = (1 - 2sin&...
*Friday, February 28, 2014 at 10:06pm*

**physics**

A first capacitor is initially connected to potential source ?. The charged capacitor is then removed from the source and connected to a second initially uncharged capacitor. Determine the final potential across the first capacitor long after the switch is closed.
*Friday, February 28, 2014 at 8:08pm*

**English- ms sue**

I agree with your first three answers. But the last four aren't right. The judge had sympathy for Joe, but turned a CALLOUS ear . . .
*Friday, February 28, 2014 at 7:25pm*

**Calc Help Please**

from the left, the first definition shows the limit is -13/3 from the right, the second definition applies, and the limit = 0 Naturally, f is not continuous where 3x^2-15=0, or x = ±√5 Also, at x = -2, since the limit does not equal the definition. Also at x=2, ...
*Friday, February 28, 2014 at 5:04pm*

**Physics**

I did not copy and paste. I simply stated to copy and paste into the Google search bar this question and there are many results with this similar question. Just copy and paste this question and click the first link tha appears (I cannot type the url)and there are three ...
*Friday, February 28, 2014 at 2:31pm*

**Analytical Chemistry **

Match the following terms about analytical precipitations to their definitions: A.) Coprecipitation B.) Adsorption C.) Absorption D.) Gathering E.) Masking F.) Digestion G.) Peptization 1.) Inclusion or occlusion of impurities within a crystal. 2.) Binding of impurities to the...
*Friday, February 28, 2014 at 1:20pm*

**accounting**

A light truck is purchased on January 1 at a cost of $27,000. It is expected to serve for eight years and have a salvage value of $3,000. Calculate the depreciation expense for the first and third years of the truck's life using the following methods. If required, round ...
*Friday, February 28, 2014 at 12:20pm*

**Math**

in the two hours between the buses, the first bus has traveled 60 miles. So, the other bus must make up 60 miles at 50 mi/hr, which will take 60/50 hours. Add that time to the bus's departure time.
*Friday, February 28, 2014 at 6:57am*

**Algebra**

first, it's "whether" not "weather". Look at the coefficient of x^2. Since x^2 is always positive, the parabola grows upward if the coefficient is positive, and downward if it is negative. The easy way to find the vertex and axis is to complete the ...
*Friday, February 28, 2014 at 6:55am*

**Physics**

A ship is travelling due east at 10 m/s. What must be the speed of a second ship heading 30 degrees east of north if it is always due north of the first ship?
*Friday, February 28, 2014 at 2:29am*

**Probability**

Consider 10 independent tosses of a biased coin with the probability of Heads at each toss equal to p , where 0 < p < 1 . 1. Let A be the event that there are 6 Heads in the first 8 tosses. Let B be the event that the 9th toss results in Heads. Find P(B|A) and express it...
*Friday, February 28, 2014 at 12:28am*

**Math**

A bus leaves a station at 8:00 am and averages 30 mi/h. Another bus leaves the same station following the same route two hours after the first and averages 50 mi/h. When will the second bus catch up with the first bus?
*Thursday, February 27, 2014 at 11:07pm*

**math**

You must be doing the same worksheet we are doing right now. :) Why can't I do first grade math?
*Thursday, February 27, 2014 at 9:52pm*

**English**

Colonel is not capitalized in the first sentence. Sergeant is capitalized in the second sentence because it's part of the soldier's title.
*Thursday, February 27, 2014 at 9:03pm*

**Algebra**

If the first digit is t (for tens) and the 2nd digit is u (for units), then u = 5t+2 5t = u+3 Sorry, no solution. Care to rethink it?
*Thursday, February 27, 2014 at 6:37pm*

**english**

28. Which of the following is an example of an internal conflict? (1 point) A)Joel sees a friend cheat on a test and must decide whether or not to tell. B)Sophie takes a carpentry course, and the male instructor is rude and unhelpful. C)Kylie rescues an abused horse and ...
*Thursday, February 27, 2014 at 6:34pm*

**Algebra**

For a given two-digit number, the second digit is 2 more than 5 times the first digit. Also, 5 times the first digit is 3 more than the second digit. Find the two-digit number,
*Thursday, February 27, 2014 at 6:20pm*

**probability**

consider a sequence of independent tosses of a biased coin at times k=0,1,2,…,n. On each toss, the probability of Heads is p, and the probability of Tails is 1−p. A reward of one unit is given at time k, for k∈{1,2,…,n}, if the toss at time k resulted in ...
*Thursday, February 27, 2014 at 6:00pm*

**probability**

Given that there were 4 Heads in the first 7 tosses, find the probability that the 2nd Heads occurred at the 4th toss. Give a numerical answer.
*Thursday, February 27, 2014 at 5:48pm*

**probability**

Find the probability that there are 3 Heads in the first 4 tosses and 2 Heads in the last 3 tosses. Express your answer in terms of p using standard notation.
*Thursday, February 27, 2014 at 5:47pm*

**probability**

Consider 10 independent tosses of a biased coin with the probability of Heads at each toss equal to p, where 0<p<1. Let A be the event that there are 6 Heads in the first 8 tosses. Let B be the event that the 9th toss results in Heads. Find P(B∣A) and express it in...
*Thursday, February 27, 2014 at 5:42pm*

**math**

you do not pay fifteen cents for the first .1 mile. It is included in the 72 cents. However if it is 15 cents for 1/10 mile, then it is 1.50 per mile and I think that .15(6-.1).1 should really be .15(6-.1)/.1 anyway whoever wrote that then did the calculation correctly .72 + 1...
*Thursday, February 27, 2014 at 5:21pm*

**math**

What would you do first to order the following numbers from least to greatest? 30%, 2/3, 0.67, 8/9, 0.7
*Thursday, February 27, 2014 at 5:15pm*

**math **

In new Your a taxi costs 72 cents for the first 1/10th of a mile and 15 cents for every additional 1/10th mile. How much does it cost to drive 6 miles? Set up and solve? I do not understand how you got this answer...can you explain? .72+ .15(6-.1).1 = $9.57 When I work the ...
*Thursday, February 27, 2014 at 5:08pm*

**Economics Supply and Demand**

The demand function is Q=600-P with P being the price paid by consumer. I know the first P is $400 and Pnet is 160. There is 40% co insurance,. How do I figure out the quantity demanded? Our instructor said it was 440 but how do you get to that number?
*Thursday, February 27, 2014 at 4:41pm*

**English**

Please read and follow directions about your school subject. This is not first-person point of view. http://www.learner.org/interactives/literature/read/pov2.html
*Thursday, February 27, 2014 at 3:57pm*

**Help please!!**

Read the sentence below. Harry didn't know that his actions would affect so many people. He now regretted his choice. This is an example of ____________. A. first-person point of view<--- B. second-person point of view C. third-person point of view
*Thursday, February 27, 2014 at 3:49pm*

**Alegbra**

Substitute 4c for d in first equation and solve for c. Insert that value into the second equation and solve for d. Check by inserting both values into the first equation.
*Thursday, February 27, 2014 at 2:12pm*

**Help Pleasee!!**

1.Select the community activity that is a healthy choice to promote fitness for all ages A.annual 5K fun run for charity<--- B.annual state fair C.monthly movie in the park D.monthly laser light show at the planetarium 2.Mollie is well respected by her teammates even though...
*Thursday, February 27, 2014 at 1:46pm*

**AED**

First, define what a multicultural education is. How can you incorporate it in language arts and social studies? What activities will the children do? What adaptations will you need for your diverse students? See the Related Questions below for more ideas.
*Thursday, February 27, 2014 at 1:28pm*

**P.E check my answers**

1.Select the community activity that is a healthy choice to promote fitness for all ages A.annual 5K fun run for charity<--- B.annual state fair C.monthly movie in the park D.monthly laser light show at the planetarium 2.Mollie is well respected by her teammates even though...
*Thursday, February 27, 2014 at 1:20pm*

**English**

prepositional phrase The huddle(in football) was first used (by a team)(from Georgia Universtiy)(in 1896.)
*Thursday, February 27, 2014 at 11:43am*

**Englilsh**

Identify each preposition and each prepositional phrase. 1. The first street railway in the world was built in New York in 1832. preposition is in/ prepositional phrase is in New York in 1832. 2. The inventor of the telephone was born in Scotland. preposition is of/ ...
*Thursday, February 27, 2014 at 9:03am*

**English**

Identify each preposition and each prepostitional phrase. 1. Salt Lake City, Utah's capital and largest city, was founded in 1847. (in 1847 is the prepositional phrase.) 2. Janice and Carla spent the day at the mall. prespostition is mall, don't see a prepostional ...
*Thursday, February 27, 2014 at 8:38am*

**MATHS**

The ratio of the number of adults to the number of children in an event hall was 5:7. (a)After 60 adults and 84 children entered the event hall and no one left the event hall, what was the ratio of the number of adults to the number of children in the event hall? (b)A while ...
*Thursday, February 27, 2014 at 8:13am*

**physics**

A car starts at rest then accelerates at a constant rate to 11.9 m/s in 10.0 seconds. It then slows to 1.5 m/s during the next 5.0 seconds. To the nearest hundredth of a m/s 2 , what is the average acceleration during the first 10.0 seconds?
*Thursday, February 27, 2014 at 7:56am*

**Discreet Mathematics**

For the first problem the ordered pairs are (Jets, Namath) (Giants, Manning) (Cowboys, Aikman) (49ers, Montana) (Chiefs, Montana) (Patriots, Brady). The directional map is scanned and attached. This is a function. No one element of the domain matches more than one element in ...
*Thursday, February 27, 2014 at 1:37am*

**Alegbra**

Mary has a total of $5000 invested in two accounts. One account pays 5% and the other 8%. Her interest in the first year was $331. Write and solve a system of equations to find out how much she has invested in both accounts.
*Thursday, February 27, 2014 at 1:30am*

**physics**

First you have to math the answer with some formulas
*Wednesday, February 26, 2014 at 10:30pm*

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