Saturday

July 23, 2016
**College Chemistry**

a mixture contains two crystalline solid X and Y. Decide if pure X can be obtained by a proper recrystallization using solvent A. Include the exact volumes of solvent used and the amount of pure X obtained. GIVEN: Solubility of X in boiling A :200mg/ml solubility of X at room ...
*Monday, January 21, 2013 by Anonymous*

**College Algebra**

How would figure out the slope and intercepts: 1.4x= -14y
*Monday, January 21, 2013 by Anonymous*

**MATHEMATICS**

Suppose you won a contest at 9th grade start that deposited $3,000 in an account that pays 5% annual interest compounded continuously. You go to college for four years (four years later). How much will you have then?
*Monday, January 21, 2013 by Chencho el chancho choncho *

**College Algebra**

The load L a horizontal beam can safely support varies jointly as the width w and the square of the depth d and inversely as the length l. If a 12-foot beam with width 6 inches and depth 8 inches safely supports 600 pounds, how many pounds can a 14-foot beam that has width 5.5...
*Monday, January 21, 2013 by Audrey *

**College Algebra **

The expression x^2-7 is not factorable using integer values. But the expression can be written in the form X^2-(Square root7)^2 enabling us to factor it as a “binomial” and its conjugate: (x+square root 7)(x-square root 7) Use this idea to factor the following ...
*Monday, January 21, 2013 by Krissy *

**College Algebra**

I'm wondering how to answer this. The conjugate of 2-Square root 3 is?
*Monday, January 21, 2013 by Krissy *

**College Algebra **

I need some help with a handful of questions. I need to see the steps on how to get to the final answers. I would also appreciate if you can explain how you got to those steps. Rationalize each expression by building perfect nth root factors for each denominator. Assume all ...
*Monday, January 21, 2013 by Krissy *

**math**

Twelve college students were surveyed about the distance from their house to the college they attended. 12 18 54 13 15 24 8 5 14 27 1 20 1. Using the data set above, find the percentile ranking for the data point 24. (is this 75th percentile? 2. Using the data set above, what ...
*Sunday, January 20, 2013 by anoneemose*

**statistics help please!**

Twelve college students were surveyed about the distance from their house to the college they attended. 12 18 54 13 15 24 8 5 14 27 1 20 1. Using the data set above, find the percentile ranking for the data point 24. (is this 75th percentile? 2. Using the data set above, what ...
*Sunday, January 20, 2013 by anoneemose*

**HELP PLEASE**

Twelve college students were surveyed about the distance from their house to the college they attended. 12 18 54 13 15 24 8 5 14 27 1 20 1. Using the data set above, find the percentile ranking for the data point 24. (is this 75th percentile? 2. Using the data set above, what ...
*Sunday, January 20, 2013 by anoneemose*

**College Algebra help please**

I need some help with a handful of questions. I need to see the steps on how to get to the final answers. I would also appreciate if you can explain how you got to those steps. Rationalize each expression by building perfect nth root factors for each denominator. Assume all ...
*Sunday, January 20, 2013 by Krissy*

**statistics**

Twelve college students were surveyed about the distance from their house to the college they attended. 12 18 54 13 15 24 8 5 14 27 1 20 1. Using the data set above, find the percentile ranking for the data point 24. 2. Using the data set above, what distance corresponds to ...
*Saturday, January 19, 2013 by anoneemose*

**college math**

divide 2x^2-8x19 byx-3
*Saturday, January 19, 2013 by susie*

**Math**

At a college basketball game, the ratio of the number of freshmen who attended to the number of juniors who attended was 3 to 4. The ratio of the number of juniors who attended to the number of seniors who attended was 7 to 6. What was the ratio of the freshman to the number ...
*Saturday, January 19, 2013 by Sarah*

**College Algebra**

I need some help with a handful of questions. I need to see the steps on how to get to the final answers. I would also appreciate if you can explain how you got to those steps. Rationalize each expression by building perfect nth root factors for each denominator. Assume all ...
*Saturday, January 19, 2013 by Krissy*

**Stadistics**

Select the most appropriate study design for each of the following questions. (Note: All study design options may not be used and each design option can be used more than once. 1. A study is done to examine the association between a mother’s education and risk of a ...
*Saturday, January 19, 2013 by Anonymous*

**anatomy**

Ineed to get better organized for college and family. I am only taking 7 credit hours but i find my self staying up late to study. I'm taking anatomy and psysiology along with math 098. Please give me advice on creating a study schedule. Thank you
*Friday, January 18, 2013 by #####rena*

**college chemistry**

A 0.300 g sample of an aspirin tablet is used to prepare 100.0 mL of a stock solution by dissolving the tablet in 1 M NaOH then diluting with distilled water to the 100 mL mark of a volumetric flask. A 0.30 mL sample of the stock solution is then transferred to a volumetric ...
*Thursday, January 17, 2013 by abbie *

**One college algebra ?**

Hello I have a question about a problem. The problem is (- 25/9)^3/2. Its multiple choice however I think they are tricking us. A. 125/27 B. - 125/27 C. 125/3 D. Not a real number I got A as an answer but feel that it is not a real number?
*Wednesday, January 16, 2013 by Kristen*

**economics**

Jesse and Kimberly recently graduated from college and are starting a family. Currently, they are just making ends meet with their $45,000 salary. They want to contribute the maximum amount (currently $2,000) to fully fund an Educational Savings Account when their baby is born...
*Wednesday, January 16, 2013 by john*

**College Algebra **

I posed these one's before but added parenthesis which I think made it confusing as the actually questions do not have them. So, I'm reposting them without to see if it makes sense. If not I understand. 1. Compute as indicated. Write your answer in lowest terms. a+3/a^...
*Wednesday, January 16, 2013 by Krissy*

**College Trigonometry**

From a point 200 yards from the foot of a building, the angle of elevation to the top of the building is 37 degrees. Find the measure of the angles of the triangle formed by the building, the ground, and the line of sight to the top of the building?
*Wednesday, January 16, 2013 by Marie*

**college algebra**

2a^2-3a=20 solve for a
*Tuesday, January 15, 2013 by Wanda*

**college algebra**

solve for x -4/3x-1<7
*Tuesday, January 15, 2013 by Wanda*

**college algebra**

(2x^3)^3/(-3x^5)^2
*Tuesday, January 15, 2013 by Wanda*

**College Algebra **

I posed these one's before but added parenthesis which I think made it confusing as the actually questions do not have them. So, I'm reposting them without to see if it makes sense. If not I understand. 1. Compute as indicated. Write your answer in lowest terms. a+3/a^...
*Tuesday, January 15, 2013 by Kristen *

**College Algebra **

Last one for today! Again would appreciate a breakdown on how to get to a resolution. It is multiple choice. 1. Simplify the expression using the quotient to a power property. (3y^6/z^7)^3 a. 27y^9/z^7 b. 3y^9/z^10 c. 27y^18/z^7 d. 27y^18/z^21 2. Use a descriptive variable and...
*Tuesday, January 15, 2013 by Krissy*

**College Algebra **

I have a few more questions that I'm not understanding. Its multiple choice however I would appreciate a breakdown on how to solve. 4.Simplify the compound rational expression. Use either method. 1+(5/y-10)/y+(25/y-10) a. 1/y-5 b. 1/y+5 c. 6/y+25 d. 1/y+1/5 5.Simplify the ...
*Tuesday, January 15, 2013 by Krissy *

**College Algebra **

I have a few more questions that I'm not understanding. Its multiple choice however I would appreciate a breakdown on how to solve. 1.Evaluate without a calculator, using the order of operations. -2^2+20-|8-20|-squareroot of 64 a. -36 b. 4 c. 28 d. -4 2.Simplify the ...
*Tuesday, January 15, 2013 by Krissy *

**College Algebra**

I need some help with a few problems. They are multiple choice but need a breakdown on how I can work the problems. Thanks for your help! 1. Factor the trinomial completely. 10x^2 + 11x-6 a. (2x+3)(5x-2) b. (2x-3)(5x+2) c. (10x+3)(x-2) d. (2x+1)(5x-6) 2. Compute as indicated. ...
*Tuesday, January 15, 2013 by Kristen *

**statistics**

Select the most appropriate study design for each of the following questions. (Note: All study design options may not be used and each design option can be used more than once. 1. A study is done to examine the association between a mother’s education and risk of a ...
*Tuesday, January 15, 2013 by jhikjhak*

**math**

Julia and Bianca both leave the college at the same time, but in opposite directions. If Bianca travels 9 mph faster than Julia and after 4 hours they are 140 miles apart, how fast is each traveling?
*Monday, January 14, 2013 by mathew*

**College Algebra**

I need help factoring a problem and cant seem to get it right. The one I'm stumped on is 2x^2+7x+2. I have to compute as indicated and write final in the lowest terms. The whole problem is x^2-7x-18/x^2-6x-27*2x^2+7x+2/2x^2+5x+2
*Sunday, January 13, 2013 by Kristen*

**college algebra**

What are the zeroes of f(x) = 2x^2 -3x + 1
*Saturday, January 12, 2013 by Sydney*

**College Physics**

The masses of the earth and moon are 5.98 × 1024 and 7.35 × 1022 kg, respectively. Identical amounts of charge are placed on each body, such that the net force (gravitational plus electrical) on each is zero. What is the magnitude of the charge placed on each body?
*Thursday, January 10, 2013 by Anonymous*

**College Algebra**

Write the equation of the circle in standard form. Find the center, radius, intercepts and graph the circle. x^2+y^2+14x+18y=-81
*Thursday, January 10, 2013 by Amary*

**Math For College Readiness**

Simplify the Complex Fractions 1. 8a / 3b^2 / 6ab /5 2. 42x^2 + 14x / x - 7 / 2 + 6x / 21 - 3x 3. 9 + 3 / x / x / 4 + 1 /12 4. (x^-1 + x^-2)divided by (9x^-2) Ans. #1: 20 / 9 Ans. #2: 42x^2 + 6x + 4 / -2x + 14 Ans. #3: 144 / x / 3x + 1 I don't know how to do #4
*Wednesday, January 9, 2013 by Neil*

**College English**

Describe how communication is a two-way process and explain why communication skills are paired.
*Tuesday, January 8, 2013 by Cindy*

**English-writeteacher **

Apologies for the re-post but it didn't seem like my last post would be answered. I'm writing a short story for english based on the painting Nighthawks and I would really like some feedback. Any type of feedback would be highly appreciated. I'm kind of stuck. ...
*Monday, January 7, 2013 by Rose*

**English III short story**

I'm writing a short story for english based on the painting Nighthawks and I would really like some feedback. I'm kind of stuck. Thanks in advance! The Job They were just names. Just two insignificant names in the little black book, just like all the rest. Targets. ...
*Monday, January 7, 2013 by Rose*

**college algebra**

let f(x) be polynomial function. explain how to use the factor theorem to check if x) is a factor of F(x)
*Friday, January 4, 2013 by maria*

**For Kristy - re Hamlet**

http://www.jiskha.com/display.cgi?id=1357147928 and http://satomko.hubpages.com/hub/Fortinbras-as-a-Foil-for-Hamlet Do. Not. Plagiarize. If you are not clear on what plagiarism is and how NOT to plagiarize from a source, read through this entire webpage from ...
*Thursday, January 3, 2013 by Writeacher*

**College**

Difference between analytical and other instrumentation ? I want atleast 10points
*Tuesday, January 1, 2013 by Simran kaur*

**College**

Tmrw my exm plz give me soon reply ,about Measurment of viscosity and viscosity.
*Tuesday, January 1, 2013 by Simran kaur*

**Asworth college**

which of the sentences uses modifiers correctly? a. Kurt and his hockey teamm ates nearly cooked two hundred pancakes for the breakfast fundraising event. b. Rudolph enjoys eating curries from the indian delicatessen with a lot of spices. C. on the phone the telemarketer ...
*Tuesday, January 1, 2013 by Rochelle*

**English - Personal Statement**

How do you write a good personal statement for acceptance? (Any topic). I drafted, but I did not know what to write about, so I just wrote about my sister :/ My sister and I are not alike in any way, we do not even share the same blood. Growing up though, I was always in her ...
*Sunday, December 30, 2012 by Marie*

**college algebra**

Solve the following inequality. x^3+9x^2-108 less or equal to 0. Then write your solution in interval notation. I am sooo confused and do not have any idea how to do this. Can someone please show me step by step please??? Thanks in advance. Someone who is confused.
*Tuesday, December 25, 2012 by allison-please help!!!*

**Math**

From a survey of 200 college students, a marketing research company found that 130 students owned iPhones, 70 owned cars, and 60 owned both cars and iPhones. (a) How many students owned either a car or an iPhone (but not both)? _______students (b) How many students do not own ...
*Sunday, December 23, 2012 by Brian*

**Darton College**

Explain how the process of combining radicals through addition and subtraction is similar to combining polynomials. What make two radicals like radicals
*Friday, December 21, 2012 by Standford*

**College Algebra**

Why is t= ln(2)/.04 the same as t= 25ln(2)? Please explain it step by step. What rule do you use or how do you change the .04 to the 25?
*Friday, December 21, 2012 by Linda*

**College Algebra**

I have t = ln(2)/.04 and the book has the answer as 25ln(2) I know these are the same but please show me the steps to go from ln(20)/.04 to 25ln(2) What rules etc. make it so I can do that so I can do it on later problems Thank you
*Thursday, December 20, 2012 by Linda*

**Grammar**

Am I using "into" properly in this sentence? Enrolling into college with an undecided major... I don't if I should use "to" or "into". Thanks :)
*Wednesday, December 19, 2012 by Anon*

**Grammar**

Is this the right form of "to" in this sentence? I believe an education at XX College would give me the opportunity to hone my abilities and turn them into skills that can be translated to a successful career.
*Wednesday, December 19, 2012 by Anon*

**College Algebra**

Given the following rational functions,find:a.)the horizontal asymptote(s), b.)the vertical asymptote(s), if any,and c.) the oblique asymptote(),if any. f(x)=x(x-17)^2/(x+12)^3
*Tuesday, December 18, 2012 by Shasta*

**Math For College Readiness**

Simplify: (3w - 1) / (2w^2 + w - 3) - (2 - w) / (w - 1) - (w) / (1 - w)
*Tuesday, December 18, 2012 by Neil*

**Interpersonal Communications**

Imagine that you are hosting a group of exchange students next term. You are responsible for welcoming the students to campus and acquainting the students with life on campus socially as well as academically. Develop a “Welcome Letter” for the visiting students. Keep...
*Tuesday, December 18, 2012 by Haley*

**college application**

i am using common app and they asked to write about : Indicate a person who has had a significant influence on you, and describe that influence. so is it only one person or could be more?
*Tuesday, December 18, 2012 by marina*

**College Algrbra**

Given the following rational function, f(x)=x^2-x-2/ax^2-x-21 find (a) the horizontal asymptote(s) (b) the vertical asymptote(s), if any and (c) the oblique aasymptote(s) if any
*Monday, December 17, 2012 by Sherri*

**composition**

Develop a “Welcome Letter” for the visiting students. Keep in mind that the students have not lived in the United States nor attended a U.S. college before. What do they need to know about making and keeping friends here in the U.S.?
*Monday, December 17, 2012 by debbie*

**College Algrbra**

Given the following quadratic equation, find a. the vertex b. the axis of symmetry. the intercepts d. the domain e. the range f. the interval where the function is increasing, and g. the interval where the function is decreasing h. Graph the function y=x^2-6x ...
*Monday, December 17, 2012 by Sherri*

**college algebra**

Given the following rational function, find a. the horizontal asymptote(s), b. the vertical asymptote(s), if any, and c. the oblique asymptote(s), if any. f(x)=(x^2-x-2)/(2x^2-x-10)
*Monday, December 17, 2012 by LISSETT*

**Math For College Readiness**

Simplify: y - 3 / y - 2 - y + 1 / 2y - 5 + -4y + 7 / 2y^2 - 9y + 10
*Monday, December 17, 2012 by Neil*

**college algebra**

Given the following quadratic equation, find a. the vertex b. the axis of symmetry c. the intercepts d. the domain e. the range f. the interval where the function is increasing, and g. the interval where the function is decreasing h. Graph the function. y=x^2+4x
*Sunday, December 16, 2012 by LISSETT*

**social studies**

can you see if i have good grammar,usage, mechanics and spelling Job description: use various types of equipment, develop, secure, and packages. Physical evidence for scientific evaluation and comparison, prepares detailed reports on the observation and activities at the scene...
*Sunday, December 16, 2012 by naomi*

**statistics**

The accompanying multiple regression outputs estimate the following model: annual cost = 0 + 1(Type of School) + 2(Average Total SAT) where: annual cost = annual cost at a college in thousands of dollars Average Total SAT = average scholastic aptitude ...
*Sunday, December 16, 2012 by ree*

**college physics**

have a couple of questions about my homework and it's due at midnight tonight: 1. On a hot summer day, the temperature of air in Arizona reaches 115°F. What is the speed of sound in air at this temperature? (Enter your answer to four significant figures. The speed of ...
*Saturday, December 15, 2012 by Karrine*

**Math**

One student studied for 8 years in college and her tuition bills are recorded. Years. One semester tuition 1. 4680 2. 4960 3. 5510 4. 6060 5. 6845 6. 7600 7. 8435 8. 9250 Construct the scatter plot for the data with the scales.choose 3 points,find a quadratic equation in ...
*Saturday, December 15, 2012 by Praphul*

**college trig word problem**

A Ferris wheel has a radius of 25 feet.The wheel is rotating at two revolutions per minute.Find the linear speed, in feet per minute, of a seat on this ferris wheel.
*Saturday, December 15, 2012 by Joel*

**english **

Which sentence avoids using a pronoun reference error? Al had a dog with fleas, which he was always scratching. When I called the college, they said they were still accepting applications. When Kara went to help her sister fix supper, she was very angry. none of the above
*Friday, December 14, 2012 by yamilex*

**French**

Hi! This is my final French paper and I would be really appreciative if someone could look it over before I turn it in. Merci! Le Mariage de ma Mère et Michael Dans ma vie, je me souviens des évènements plus que les autres, et certains sont plus importants...
*Friday, December 14, 2012 by Marina*

**Intermediate college algebra**

Beer cans are right circular cylinders. My algebraic ale and logarithmic lager cans, from snide brewery, have dimensional units called brewskis. The have a volume (in cubic brewskis) equal to the solution of the number of grams of radium 226 remaining after 4860 years when the...
*Thursday, December 13, 2012 by Jen*

**Intermediate college algebra**

Beer cans are right circular cylinders. My algebraic ale and logarithmic lager cans, from snide brewery, have dimensional units called brewskis. The have a volume (in cubic brewskis) equal to the solution of the number of grams of radium 226 remaining after 4860 years when the...
*Wednesday, December 12, 2012 by Jen*

**People**

who is a famous person who didnt go to college or didnt graduate high school and is in bad shape because of it. (aka is poor or cant get a job or turned into a criminal etc)
*Wednesday, December 12, 2012 by Samantha*

**College Algebra**

Rita has 88 feet of fencing. She wants to use this fencing to enclose a rectangular area of 480 square feet. What must the dimensions of her rectangular enclosure be?
*Wednesday, December 12, 2012 by Elizabeth*

**College Registration**

This is the first time I've had to register for a class to take on campus as I take everything online, so at the risk of sounding like a complete moron... What does "R" stand for when listed under the day of class? I am assuming that it is Thursday but I want to ...
*Wednesday, December 12, 2012 by Wilkins*

**college algebra**

water from a tank is being used for irrigation while the tank is being filled. The two pipes can fill the tank in 6h and 8h, respectively. the outlet pipe can empty the tank in 24h. How long would it take to fill the tank with all three pipes open? round the answer to the ...
*Wednesday, December 12, 2012 by Zachery*

**college physics**

You are on a ladder painting your house. You accidentally drop a bucket of paint weighing 10lb from a height of 17ft. With what speed do the paint and bucket hit the rose bushes below? Would it be different if you dropped your paintbrush weighing 1/2 lb instead? b) what color ...
*Wednesday, December 12, 2012 by Kpang*

**College Statistics**

What would be the range of impact of an individualized travel marketing program that covers 200,000 workers in Denver by 2022? The program would inform workers about mass transit options. Assume each worker drives 17.5 miles one way, 5 days a week with an average fuel economy ...
*Tuesday, December 11, 2012 by Mekki*

**college algebra**

Question 638522: Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. For example, if you were asked to graph y= x^2+ 1 using transformations, you would show the graph of y = x^2 and the graph shifted ...
*Tuesday, December 11, 2012 by beatrize*

**college algebra**

Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. For example, if you were asked to graph y= x^2+11 using transformations, you would show the graph...
*Tuesday, December 11, 2012 by beatrize*

**college physics**

a large cuckoo clock has a pendulum with a period of 1.0 sec. The clock loses 10 min a day. how would you fix it? (Hint: change l) a. Find the length l of the pendulum. b. How much adjustment in l, up or down, is needed?
*Tuesday, December 11, 2012 by Kpang*

**Boston College**

Suppose that the population of weights of airline passengers has mean 150 lbs. and standard deviation 25 lbs. A certain plane has a capacity of 7,800 lbs. (a) What is the probability that a flight of 50 passengers will exceed capacity it? (b) If we wish to reduce the chance of...
*Tuesday, December 11, 2012 by Doe*

**english**

college graduation rates in USA and education statistics.
*Monday, December 10, 2012 by maria*

**college algebra**

Given the function f(x) = x^3+ 3x Find the rate of change between the two stated values for x: 1 to 2 Find the equation of a secant line containing the given points: (1, f(1)) and (2, f(2))
*Monday, December 10, 2012 by nena*

**math**

Liam borrowed a sum of money from his parents as an interest free loan to help him pay college. We know that 6 months into the loan,owned 17,900 and that 15 months into into the loan he owned 14,750. 1. What is the original amount? 2. How long will it take to pay back? Please ...
*Monday, December 10, 2012 by yaneth*

**college biology**

if you have a father who is type A heterozygote blood and married to a woman who is type B heterozygote blood, find all the children's possible blood types and ratios.
*Sunday, December 9, 2012 by airy*

**college physics**

a bullet of mass 8g is fired into a block of mass 260g that is initially at rest at the edge of a table of height 1m the bullet remains in the block and after the impact the block land d=2.20m for the bottom of the table. determine the speed of the bullet
*Sunday, December 9, 2012 by Anonymous*

**college algebra, Please help!!**

find the line with the given properties. Parellel to the line 7x-y= -7; containing rhe point (0,0) plz show work
*Sunday, December 9, 2012 by James*

**college algebra-plz help**

a circle has the equation 3(x-5)^2_3y^2=12. Find the center and radius and graph the circle. find the intercepts, if any. plz show work
*Sunday, December 9, 2012 by James*

**college algebra, Please help!!**

a circle has the equation x^2+y^2+6x-6y-46=0 find the center and the radius of the euation. If there are any intercepts list them.
*Sunday, December 9, 2012 by Heather*

**college algebra--need help please!!**

write the standard form of the equation and the general form of the equation of the circle with radius r and center (h,k) r=10; (h,k)=(8,-6)
*Sunday, December 9, 2012 by Heather*

**business analysis**

Jacksonville Technical College received 3,445,553 in state aid on September 15 for the fall semester, 2,000,000 was invested on a 2 month investment that pays 11.5% interest. How much interest will be earned?
*Saturday, December 8, 2012 by Queen*

**skyiline college**

A compound of carbon, hydrogen, and oxygen was burned in oxygen, and 2.00g of the compound produced 2.868 g CO2 and 1.567 g H2O. In another experiment, 0.1107 g of the compound was dissolved in 25.0 g of water. This solution had a freezing point of -0.0894 degrees C. what is ...
*Saturday, December 8, 2012 by sevag*

**College Algebra and Finance**

Please help! Just need the answer... A lender gives you a choice between the following two 30-year mortgages of $200,000: Mortgage A: 6.65% interest compounded monthly, one point, monthly payment of $1283.93 Mortgage B: 6.8% interest compounded monthly, no points, monthly ...
*Friday, December 7, 2012 by Logan*

**College Chemistry**

Is .1M NaH2PO4 a good buffer? Explain.
*Thursday, December 6, 2012 by Kelsey*

**English Comp**

read Chapters 1 and 2 and your Instructor’s Guidance for Week One again, applying the Survey-Question-Read-Recite-Review (SQ3R) strategy as you reread the materials. Discuss how this reading strategy is similar to and/or different from the way you read course material ...
*Thursday, December 6, 2012 by Lita*

**College Physics**

14) Given the following vectors, find the magnitude and direction: • A = 47 m and the angle is 0° • B = 62 m and the angle is 35° This is relative to the x-axis Magnitude: 401 m 140 m 104 m 0 m 503 m Direction: 20° 45° 55° 220° 90°
*Thursday, December 6, 2012 by Stephen*

**math**

From a survey of 200 college students, a marketing research company found that 140 students owned iPhones, 60 owned cars, and 50 owned both cars and iPhones. (a) How many students owned either a car or an iPhone (but not both)? ______ students (b) How many students do not own ...
*Wednesday, December 5, 2012 by Ms Jackie*

**Math**

The separation between goalpost uprights in college football changed from 23 feet 4 inches to 18 feet 6 inches. What percent reduction was this?
*Wednesday, December 5, 2012 by Damon*

**Fisher College**

What is 6y/7x^2 in terms of the LCD
*Wednesday, December 5, 2012 by Eden*