# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 725
1. ## Geometry

How do i do glide reflection on a graph? example. which glide reflection could map figure ABC to figure A'B'C'? a.translation of and reflection over the line x= =1 etc. I cant show you the graph but im stuck on glide reflection for graphs. Help please.

asked by Christina on February 16, 2011
2. ## AP Chem ?

I had posted this question before and wanted to know if I had gotten the right answers. We have to identify the five compunds of H, N, and O described below. For each compound, I have to write a Lewis structure that is consistent with the information

asked by Sam on December 3, 2006
3. ## Physics

A 3.2 kg block with a speed of 11 m/s collides with a 11 kg block that has a speed of 3.3 m/s in the same direction. After the collision, the 3.2 kg block is observed to be traveling in the original direction with a speed of 6.4 m/s. (a) What is the

asked by Ashley on November 1, 2011
4. ## Math

21% reptiles, 11% are birds. There are a total of 1,500 animals in the zoo. Is this the correct proportion that I wrote to solve? 21/100=r/1,500*** 11/21=r/1,500 11/100=r/1,500 100/21=r/500 What is the opposite of 62/7? 26/7 -7/62 7/62 -62/7****

asked by Abagail on August 16, 2017
5. ## english

How does using a formal writing process(planning, drafting, developing, revising,editing, and proofreading)help you create a more effective academic paper? The primary reason I can think of is that by following the entire process you think everything out

asked by jennifer on June 13, 2006
6. ## Chemistry

2KClO3 --> 2KCl + 3O2 What mass of O2 can be made from heating 125 g of KClO3? I know that the answer is 49 g O2 but I keep getting a completely different answer, can anyone show me what I'm doing wrong? 125g KClO3 x (2 mol KClO3/ 122.49g KClO3) = 2.04 mol

asked by Ana on March 2, 2010
7. ## Physics

An 80 kg man stands in an elevator. What force does the floor of the elevator exert on the man if a) the elevator is stationary? b) the elevator accelerates upward at 2 m/s2? c) the elevator rises with constant velocity 4 m/s? d) while rising, the elevator

asked by Anonymous on October 3, 2016
8. ## physics

a father pulls hi children in a wagon for 25 minutes covering 1.25 miles on a level sidewalk. he pulls with an average force of 35 lbf at an angle of 45 degrees to the sidewalk. (a) how much work is done (in ft.lbf)? (b) what is the average horsepower

asked by mmk on May 5, 2012
9. ## The IM (LIVE EXPERTS) thing

Hi, Jishka I thought that this live expert thing would work but it is not. I thought it was suppose to be on hand and direct help. Could you explain this to me, because this IM thing is "NO" help!!!!!!!!!!!!!!!! The live room has some difficulties. You do

asked by Slow Jamz on October 2, 2006
10. ## Math

Wanda the waitress took a break at 3 PM.Before that she waited for 2 1/2 hrs. She also helped Danny make salads for 40 minutes.If it takes Wanda 35 minutes to travel from her house to Danny's Diner,what time did she leave her house to come to work? 11:15?

asked by Colton on May 1, 2012
11. ## Math

At work one day, Erica franz received 7 packages. Speedy delivery delivered twice as many as ralph's exoress, while ralph express delivered one more than sandquick package service. how many packages did each serivce deliver to erica

asked by Bryan on December 18, 2008

This homeschooling group expects you to work harder than a college student. I need 5 subsidiary questions on "How is carrying capacity related to food supply" (you can say agriculture for the food supply) The teacher expects me to get these questions

asked by Sophia on August 30, 2010
13. ## physics

A 4.92E+2 kg hot-air balloon takes off from rest at the surface of the earth. The nonconservative wind and lift forces take the balloon up, doing +9.81E+4 J of work on the balloon in the process. At what height above the surface of the earth does the

asked by Fallon on May 9, 2010
14. ## lan systems

Post your response to the following: Explain what kind of network you are on at work or at home. If you do not have access to a network, ask a friend or family member to explain the type of network they have access to. What benefits does the network

asked by Anonymous on December 7, 2010
15. ## creative play

Teachers are powerful in their abilities to: A. change the way parents relate to children. B. function as a role model of habits of mind and work. C. establish and control the friendships of the classroom. D. change the way children relate to parents. D?

asked by bev on July 14, 2017
16. ## chemistry

a gas at 10atm pressure occupy a volume of 10L at 300k it is allowed to expand at the constant temperature of 300k under constant external pressure till the volume equilibrate at 100L calculate the work done

asked by Anonymous on November 16, 2018
17. ## Government

1. how do mans reasoning ablities and his "diversity of faculties" contribute to factions? 2. if a faction consists of less than a majority how does publius say it may be controlled? 3. what two recommendations does publius make regarding majority

asked by Government on February 24, 2018
18. ## SS Help

1. The U.S. Constitution calls for how many branches of government? A. two B. three C. Four D. Five ????? 2. Which of the following responsibilities are held by the legislative, rather than the executive, branch? Select all that apply. A. writing and

asked by I like Cats on October 6, 2016
19. ## world studies

Which is one drawback to Sweden’s current benefit system? People spend less money on goods because of high taxes. People spend too much time waiting for benefits. People spend too many hours working. People spend all of their money on benefits. Why are

asked by Adamissmart on April 22, 2019
20. ## Physics

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 260 N/m, as shown in the figure below. The spring is

asked by JJ on February 27, 2016
21. ## ph

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 300 N/m, as shown in the figure below. The spring is

asked by carlton on November 14, 2011
22. ## physics

A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 300 N/m, as shown in the figure below. The spring is

asked by carlton on November 14, 2011
23. ## Accounting

I am trying to figure out if I am doing this accounting problem correctly? Old van was purchased 5 years ago at 20,000. estimated life was 5years with salvage value of 5,000. van has to have repairs enging and tranny for 4000 and will extend life of van by

asked by smeffy on April 22, 2010
24. ## BUSINESS RESEARCH

A data processing analyst for a research company finds that a preliminary computer run of survey results that his company conducted for a client show that consumers love the client's new product. Based on that information, the analyst buys a large block of

asked by MEL on May 20, 2014
25. ## Statistics

Who is the king of late night TV? An Internet survey estimates that, when given a choice between David Letterman and Jay Leno, 52% of the population prefers to watch Jay Leno. Suppose that you randomly select three late night TV watchers and ask them which

asked by Megan on May 22, 2014
26. ## Math

Proma earned \$82 last week. She earned \$6 each hour and received a bonus of \$10 for exceptional work. Which equation can be used to find h, the number of hours Proma worked last week? A. 6h+10=82 B. 6h-10=82 C. 10h+6=82 D. 10h-6=82 A? I used to think it

asked by Jerald on June 1, 2013
27. ## Physics

A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional

asked by Ana on October 27, 2015
28. ## English

Choose the correct form of the possessive for the underlined word in the following sentence: “A YEARS worth of hard work has finally paid off.” ( "years" is underlined) should it be: year years years' year's

asked by Anonymous on June 18, 2016
29. ## physics

A point charge with a charge of q1=2.60uC is held stationary at the origin. A second point charge with charge q2=-4.70uC moves from the point. x=0.140m, y=0 to the point x=0.230m, y=0.290m How much work is done by the electric force on q2?

asked by Celine on February 22, 2012
30. ## Math

How many hours did Judy work on Monday,Tuesday,and Wednesday? Monday=3hours and 15minutes Tuesday=5hours and 30minutes Wednesday=4hours and 45minutes I got 1hour and 30minutes in all.. Is that correct?

asked by Jaycee on December 6, 2011
31. ## physics

what work is done in raising a 3.0 kg mass from a 2.5 m high ledge to a 6.5 m high shelf? How much potential energy (Ep) does the mass now posses? Ok so for part 1 its w = m g h w = (3.0kg)(10m/s^2)(6.5m-2.5m) w = 120J now how do you find the potential

asked by G on July 3, 2015
32. ## physics

At a playground, a 19.7-kg child plays on a slide that drops through a height of 2.29 m. The child starts at rest at the top of the slide. On the way down, the slide does a nonconservative work of -368 J on the child. What is the child's speed at the

asked by uknown person on December 4, 2017
33. ## maths

Mother uses 2.5 metres of cloths to sew a complete dress. How many complete dresses can she sew from a bolt of cloth 42 m? And how much cloth will remain? Give answer in cm. My problem is how do I work out this problem with the help from you.

asked by shia on February 18, 2015
34. ## Algebra

Find the period of a pendulum that is 3 meters long if the period, T, of a pendulum in seconds can be found using the formula T = 2pi(square root L/9.8 find it for 2.5 meters as well. Would love to see the work, not just the answer. thank you.

asked by Cassie on October 27, 2009
35. ## Science

Most enzymes in the human body work best at 37 degrees Celsius, Imagine scientists have discovered an enzyme in the body that works best a t 39 degrees Celsius, what processes or functions might this enzyme be involved in?

asked by Bryce on September 5, 2011
36. ## Physical Science

Is this correct? Gabriella weighs 450 N. She climbs a flight of stairs to a height of 3 m. It takes her 5 seconds. How much work does Gabriella do when she climbs the stairs? Ans- 1,350 J. What I did was 450*3 Can someone check this? Thanks -MC

asked by mysterychicken on May 22, 2009
37. ## Biochemistry

Muscle Hexokinase has a lower Km for glucose than live Hexokinase They both work best on Glucose, and convert Glc->Glc-6-P04. Would you expect their 3D shape to be identical? If not, how different would you expect them to be? Explain your answer. Thanks!

asked by Biochemistry on January 26, 2013
38. ## Math

20.Proma earned \$82 last week. She earned \$6 each hour and received a bonus of \$10 for exceptional work. Which equation can be used to find h the number of hours Proma worked last week A.6h+10=82 B.6h-10=82 C.10h+6=82 D.10h-6=82 C

asked by Jerald on May 28, 2013
39. ## Maths

Ranee keeps £360 in a savings account for a year. At the end of the year she gets £13.50 in interest.Work out the interest rate on the account.Give your answer as a percentage. What's the answer guys and girls

asked by Stephen on April 27, 2015
40. ## Physics

A force of F = 125 N is used to drag a crate 3.0 m across a floor. The force is directed at an angle upward from the crate so the vertical part of the force is Fv = 65 N and the horizontal part of the force is Fh = 107 N. How much work is done on the box?

asked by mssailormouth on June 19, 2019
41. ## algebra 1

how do you worl linear equations and the intercept form?? I assume you meant to write: Rewrite the equation in the form y = m x + b "b" is the value of y where the line intercepts the y axis (where x=0) .

asked by courtney serrano on December 13, 2006
42. ## Pythagoras

An aeroplane flies 520 km north 45 degrees west then 387 km east . it is then noted that the plane is due north of its starting point. how far is the plane from its starting point? How do I work it out?

asked by Difficult on February 14, 2015
43. ## Math

How could you use the product 108 and 4 to find the product of 324 and 4? How would I know that you need to multiply times 3. How are the children given directions to work on this problem. I know understand 108 goes into 324 3 times. But are they asked to

asked by Margarita on February 2, 2009
44. ## College Algebra

Sam invested \$1900, part of it at 6% and the rest at 8% yearly interest. The yearly income on the 8% investment was \$32 more than twice the income from the 6% investment. How much did he invest at each rate? work so far: x + y = 1900 .06x + .08y = ? Thank

asked by Gabbi on April 11, 2017
45. ## Equilibrium Consentration

At a certain temperature, the reaction H2(g)+ Cl(g)=2HCl(g)has Kc = 5 x 10^8. If a reaction mixture at equilibrium contains 0.48 M of H2 and 0.23 M of Cl2, what is the concentration of HCl? I was wondering if I had to rearrange the equilibrium constant

asked by Alice on March 28, 2016
46. ## Formula

The formula for usinng alligation to repare solutions work for solutions between__ %and __ % a.0,50 b.25,75 c.50,100 d.0,100 Somewhere there is a disconnect between my understanding of chemistry and yours: What is alligation? What formula are you speaking

asked by KUZAVA on March 5, 2007
47. ## physics

At a playground, a 19.8 kg child plays on a slide that drops through a height of 2.13 m. The child starts at rest at the top of the slide. On the way down, the slide does a nonconservative work of -319 J on the child. What is the child's speed at the

asked by mike on March 8, 2012
48. ## Math

Problem Solving Work Backward The test that Keyshawn's class took finished at 10:30 a.m. The first part of the test took 30 minutes. There was a 15 minute break. The second part of the test also took 30 minutes. At what time did the test start?

asked by Ann on May 2, 2013
49. ## Plz help @Reed

What strategy helped Native Americans keep more of their land? being more welcoming to the settlers willingness to negotiate with the settlers tribes helping one another fight the Europeans willingness to work the land for the Europeans.***

asked by Labbayk on October 23, 2015
50. ## Statistics

142 out of 507 people were right. Calculate a 95% confidence interval for the proportion of the entire population that could be right. I did some of the work …Please help. I am getting .0199 SD =sqt(.28(1-.28)/506 = .0119 so .28 +/- .0119 so I could say

asked by Jon on November 24, 2013
51. ## math2

Dan had to complete the remaining 1/3 of his science project this week. On Monday, he completed 4/5 of the work he had left to do. What part of the entire project did Dan complete on Monday? Can you guide me on how to figure it out?

asked by Maria on November 10, 2011
52. ## Algebra 2

You need to earn \$539 per week to afford the new car you want to purchase. Your work week is 46 hours. You get 1.5 times the regular hourly rate for overtime (anything over 40 hours). How much does your hourly rate need to be? (use step 1-4).

asked by Anonymous on August 27, 2015
53. ## Physics

A long cylindrical insulator has a uniform charge density of 1.0 #C/m3 and a radius of 9.0 cm. a) What is the electric field inside the insulator at a distance of 4 cm? b) What is the electric field at 17 cm? c) How much work must you do to bring a q =

asked by Fatima on March 10, 2012
54. ## Physics

A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N. a.) How much work is done? b.) What is the change in the PE of the box? c.) What is the change in KE of the box? d.) What is the frictional

asked by Ana on October 27, 2015
55. ## physics

Julie carries an 8.0-kg suitcase as she walks 18 m along an inclined walkway to her hotel room at a constant speed of 1.5 m/s. The walkway is inclined 15 degrees above the horizontal. How much work does Julie do in carrying her suitcase?

asked by cheryl on December 15, 2011
56. ## physics

At a playground, a 19.8 kg child plays on a slide that drops through a height of 2.13 m. The child starts at rest at the top of the slide. On the way down, the slide does a nonconservative work of -319 J on the child. What is the child's speed at the

asked by mike on March 8, 2012

13.   Although she hates the work, Jessica has spent most weekends and the last three summers as a short-order cook; she has an associate's degree in paralegal studies; she loves to ride and spends every spare minute helping her uncle with his three

asked by Brooklyn on May 19, 2016
58. ## history

“... of a Union held together forever, of a North and South able to work together, of slavery extirpated, and sectional rivalries confined, of a permanent banishment of the fear of vaunting appeals to state sovereignty, backed by armed force...” - Mark

asked by Payton on April 29, 2018
59. ## Physics

A child on a sled is initially at rest on an icy horizontal surface. The sled is pushed until it reaches a final velocity of 7.00 m/s in a distance of 11.2 m. The coefficient of friction between the ice and runners of the sled is 0.200, and the weight of

asked by Rose Foley on October 5, 2014
60. ## physics

A cylinder with a movable piston holds 2.75 mol of argon gas at a constant temperature of 295 K. As the gas is compressed isothermally, its pressure increases from 101 kPa to 121 kPa. Find (a) the final volume of the gas, (b) the work done by the gas, and

asked by Matthias Schwartzkopf on October 31, 2011
61. ## Science

Carla applied a force of 35 N to a wheelbarrow full of bricks and moved it 2.5 m. Which of the following can be determined from this information? The wheelbarrow supplied 87.5 J of work. The wheelbarrow has a mechanical advantage of 14. The wheelbarrow is

asked by Science question, please don't give direct answer. on December 14, 2016
62. ## socialstudies(CHECK ANSWERS)

5. Mexico City was built by the A.Olmecs, when they began to grow maize. B.Maya, after they conquered the Valley of Mexico. C.Spanish, on the ruins of the Aztec capital. (I PICK THIS) D.Mexican government, after Mexico gained independence. 8. Which region

asked by clydia on February 19, 2014
63. ## Math

A bakery sells apple pies for \$12 each and pumpkin pies for \$15 each. In one day, they make \$100 from selling apple and pumpkin pies. Write an equation to show how apple pies a and pumpkin pies p are related to money the bakery made.

asked by Alex on March 1, 2016
64. ## Math

Karen ran 42 miles in 6 days. On Sunday she ran 12 miles. Each of the other days she ran the same distance. 1. Write an algebraic equation to show how far Karen ran. 2. Calculate how many miles Karen ran each day for the week. 3. Explain how you arrived at

asked by Kell on January 20, 2016
65. ## Algebra 1

Beatriz is creating graphs for her city's Park Department. Beatriz is trying to persuade the parks department to put in more gazebos for shade. For a local park, Beatriz wants to demonstrate the attendance as it changes every week. She also wants to show

asked by Jasmin on January 22, 2014
66. ## Chemistry

I am really lost with this. Calculate the amount of energy released in kJ/mol for the fusion reaction of two 1H atoms to yield a 2H atom and electron: 1/1H+1/1H→2/1H+0/1e The atomic masses are 0/1e (0.0005486 u), 1H (1.00783 u), 2H (2.01410 u), and 3He

asked by Bob on September 19, 2015
67. ## math

30% of the tickets sold by a movie theater for the Friday night show were children's tickets at \$4 each. The rest of the tickets were sold at the full price of \$8.50. The movie theater collected \$360 just for the children's tickets. How many tickets did

asked by john on March 15, 2012
68. ## ratio

30% of the tickets sold by a movie theater for the Friday night show were children's tickets at \$4 each. the rest of the tickets were sold at the full price of \$8.50.the movie theater collected \$360 just for the children's tickets. how many tickets did

asked by Celest on June 10, 2013
69. ## math

Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost \$40 and same-day tickets cost \$20 . For one performance, there were 55 tickets sold in all, and the total amount paid for them was \$1800 . How many tickets of

asked by Anonymous on November 27, 2017
70. ## Health And Physical Ed

true or false the main process for digestion takes place in the stomach true false*** regular excersise stimulates_____which keeps the skeletal muscles moving to assist in digestion and excretion. peristalis ures digestion*** villi the main process of

asked by health/ pe CHECK ANSWERS on November 23, 2014
71. ## statistics

For an IQ test, we know the population mean = 100 and the standard deviation =16. We are interested in creating the sampling distribution when N = 64. (a) What does that sampling distribution of means show? (b) What is the shape of the distribution of IQ

asked by amanda on March 6, 2015
72. ## Math

Jena is comparing prices of different cell phones. She made a dot plot to show the prices. How can she find the most common price? A) Find the dot all the way to the right. B) Find the dot all the way to the left. C) Find the shortest stack of dots. D)

asked by Lauren on September 9, 2017
73. ## Chemical Formulas and Reactions

When aqueous copper(II)chloride reacts with aqueous ammonium phosphate, soluble ammonium chloride forms and copper(II) phosphate precipitates out of solution. 1. Write the balanced molecular equationfor this reaction. 2. Write the balanced complete ionic

asked by chrissy on December 29, 2006
74. ## Business connections

Business Connections 07003200 4 1. If you were at a neighborhood party, _______ would be very much like networking. A. hosting C. toasting B. mingling D. interrogating 2. You've joined the American Emu Association and have arrived at its annual

asked by Raheem on September 14, 2015
75. ## American Government

Recent trends in political participation show that people are A. more involved in personal volunteer efforts but less involved in poltical party activity. B. less involved in political parties and more invoved running for public office. C. more involved as

asked by Michelle on December 8, 2013
76. ## chemistry

Commercially available concentrated sulfuric acid is 18.0 M H2SO4. Calculate the volume (in mL) of concentrated sulfuric acid required to prepare 1.60 L of 0.320 M H2SO4 solution.

asked by Jen on September 21, 2010
77. ## chemistry

1) why do copper 2 sulfate chrystals not conduct electricty? 2)why is copper 2 sulfate solution a good conductor of electricity? 3)why is water a poor conductor of electricity ,

asked by olivia on November 22, 2010
78. ## Chemistry

Find the Molality and Molarity of a solution where 1.0g of NaCl was dissolved in 100mL of rubbing alcohol (the density of the alcohol is 0.78 g/mL). Not sure what steps to use to find Molarity and Molality....

asked by Anonymous on November 11, 2012
79. ## Chemistry

What is the freezing point of an aqueous 2.25 m potassium nitrate (KNO3) solution? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

asked by Cecilia on August 26, 2010
80. ## algebra

i have very little information in my math book on the following questions. can you either tell me the answer or a link where i can find my own answer. thanks How do you know if a quadratic equation will have one, two, or no solutions? How do you find a

asked by Donni on November 15, 2010
81. ## Chemistry

The solubility of silver sulfate in water is 5.05 grams per liter. If a silver sulfate solution had a concentration of 7.37 grams per liter, it would be said to be saturated, supersaturated or unsaturated?

asked by Ebony on May 4, 2017
82. ## Chemistry

Find the Molality and Molarity of a solution where 1.0g of NaCl was dissolved in 100mL of rubbing alcohol (the density of the alcohol is 0.78 g/mL). Not sure what steps to use to find Molarity and Molality....

asked by Anonymous on November 11, 2012
83. ## Chemistry

What is the freezing point of an aqueous 2.65 m calcium chloride (CaCl2) solution? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

asked by David on August 21, 2010
84. ## Chemistry

For the reaction of hydrazine (N2H4) in water, Kb is 3.0 10-6. H2NNH2(aq) + H2O(l)--> H2NNH3+(aq) + OH-(aq) Calculate the concentrations of all species and the pH of a 1.6 M solution of hydrazine in water. [OH-] = [H2NNH3+] = [H2NNH2] = [H+] = pH =

asked by Daniel on February 3, 2013
85. ## Chemistry

What is the freezing point of an aqueous 2.25 m potassium nitrate (KNO3) solution? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

asked by Cecillia on August 26, 2010
86. ## Chemistry

A buffer solution of pH=9.24 can be prepared by dissolving ammonia and ammonium chloride in water. How many moles of ammonium chloride must be added to 1.0 L of .50 M ammonia to prepare the buffer?

asked by Kate on February 13, 2011
87. ## chemistry

calculate the vapor pressure of a solution 0.53 mol of cholestrol in 4.1 molof toluene at 32 degree C. pure toluene has a vapor pressure of 41 torr at 32 degree C

asked by courtney on April 28, 2014
88. ## ap statistics

The manager at Air Cargo feels that the weights of packages shipped recently are less than in the past. Records show that in the past packages have had a mean weight of 36.7 lb. and a variance of 201.64 lb2. A random sample of last months shipping yielded

asked by nicole on April 25, 2014
89. ## biology

Help required, Gametes are produced in the process of meiosis. In humans, one pair of autosmes (chromosome 4) has a short arm and a long arm. On the short arm is a gene for Huntington disease (H) and on the long arm is a gene for red hair(R). Draw a

asked by ruby on March 24, 2007
90. ## Artificial Intelligence

Three prisoners, A, B, and C, are locked in their cells. It is common knowledge that one of them is to be executed the next day and the others are to be pardoned. Only the Governor knows which one will be executed. Prisoner A asks the guard a favor:

asked by Sam on May 19, 2016
91. ## meiosis

In humans, one pair of autosomes (chromosome 4) has a short arm and a long arm. On the short arm is a gene for Huntington disease(H) and on the long arm is a gene for red hair(R). I have to draw a labelled diagram to show the chromatids of a diploid cell

asked by Anonymous on April 8, 2007
92. ## chemistry

Unsure how to solve this without a formula... I think its combustion analysis? CxHy + O2 --> CO2 + H20 CxHY has a MW=78g/mol. 100g of CxHy yields 338g CO2 and 138g of H2O. What is the formula CxHY (what are x and y)? Balance the reaction equation. Any help

asked by Susan on April 1, 2014
93. ## Common Core Math7

A school store has 1,200 pencils in stock and sells and average of 25 pencils per day. The manager reorders when the number of pencils in stock is 500. Write and solve an equation to find out how many days will pass before the manager needs to order more

asked by Ashley on May 5, 2016
94. ## math

the teacher has 15 gold ribbons , 22blue ribbons and 53 red ribbons. there are 12 boys and 18 girls in the class if the teacher divides the ribbon evenly among the students. how many ribbons will each student have write a expression using brackets then

asked by pop on November 16, 2016
95. ## math

Please explain how to solve: A circular table is painted yellow with a red square in the middle. The radius of the tabletop is 6x. The side length of the red square is 3x. What is the area of the yellow part of the tabletop? Write your answer in factored

asked by Jane on January 25, 2012
96. ## math

Assume it is known that the probability of birth is equal in all months. What is the probability that in the STAT 1025 class of 120 students, exactly 20 students have their birthdays in either August or September? Solve using (i) the exact Binomial

asked by Marta on March 1, 2016
97. ## Math

The table shows some values for the function f. If f is a linear function, what is the value of a+b? a24 b36 c48 d72 eit cannot be determined from the information given. x f(x) 0 a 1 24 2 b The Answer is c48. How did they arrive at that answer????????? The

asked by Mack on May 20, 2007
98. ## Math

Please solve the word problem. Siti opened a 2-kg packet of flour. She used 4/9 of the flour to make a pizza. Then she used 2/7 of the remaining flour to make cakes. Find the mass of the packet of flour that she had left. Express your answer correct to 2

asked by Tabassum sultana on January 26, 2019
99. ## Calculus

Sales of televisions grow at a rate proportional to the amount present (t is measured in days) (a) Set up a differental equation to model this problem (b) Solve the differential equation if at t=0, there are 20 televiosions sold and after 3 days, 500

asked by Emileee on May 20, 2009
100. ## math

Assume it is known that the probability of birth is equal in all months. What is the probability that in the STAT 1025 class of 120 students, exactly 20 students have their birthdays in either August or September? Solve using (i) the exact Binomial

asked by Anonymous on February 27, 2016