# How to figure out the temperature of a lake using x for the feet or the Depth and for the degrees Celsius use (3900x+1000)/(3x^2+100) with the answer of the degrees celsius being 8.44 looking like 8.44=(3900x+1000)/(3x^2+100) i need the depth

34,877 questions, page 135
1. ## Math

(b) Each piece of wood for the porch must be 2.25 feet long. • How many pieces can Tyler’s father cut from the 10 boards? • Use words and numbers to explain how you found your answer

asked by Pain is Beauty and Beauty is Pain on March 15, 2017
2. ## math

a punter kicked the football into the air with an upward velocity of 62 ft/s. Its height h in feet after t seconds is given by the function h= -16t ^2 + 62 t + 2. How long does it take for the ball to hit the ground?

asked by Amy on March 8, 2015
3. ## Physics

an airplaine is flying at constant speed of 500 km/h on a straight line at 33000 feet above sea level. what is the net force acting on the airplane?

asked by Hoda on November 15, 2014
4. ## Math

If 500 feet of fencing is used to enclose a rectangular plot of land that borders a river, what is the maximum area that can be enclosed? Answer to two decimal places.

asked by Jonathan on December 12, 2015
5. ## physics

A cat drops from a shelf 3.9 above the floor and lands on all four feet. His legs bring him to a stop in a distance of 12 .Calculate his acceleration (assumed constant) while he is stopping, in .

asked by Anonymous on October 3, 2012
6. ## physical science

you are riding in a car traveling at 60mi/hr in a 50 mi/hr zone. you spot a policeman 10 feet ahead. you slow down with an acceleration of -2ft/sec2 for 3 seconds. Do you get a ticket

asked by ed on June 14, 2016
7. ## Math

Bob wants to start a lawn in an area that is 110ft by 70ft. One bag of seed covers 1200 square feet. How many bags should he buy? Please help me solve

asked by Claire on June 1, 2009
8. ## physics

An airplane is flying at constant speed of 500 km/h on a straight line at 33000 feet above sea level. What is the net force acting on the plane?

asked by Anonymous on November 18, 2014
9. ## physics

If a car is travelling at 60. miles per hour and the brakes are applied so that it accelerates at -15.0 ft/s2, how many feet will it take to stop? i realize i am posting a lot of questions, but i don't understand them!

asked by Anonymous on January 20, 2011
10. ## physics

A hippo has a mass of 6000kg. When standing on 4 feet, how much pressure is exerted on the ground? Assume each foot has an area of 0.10 square meter. Show your work.

asked by Charlie on February 6, 2017
11. ## Science

These are some more questions, they're not multiple answers they're S.A so the questions will be first and my answers will be on the bottom. 17. Describe the difference between thermal energy and temperature. Use the following words to help structure your

asked by Annabelle Hartz on May 7, 2013
12. ## Statistics Help!

Please help! In a combined study of northern pike, cutthroat trout, rainbow trout, and lake trout, it was found that 22 out of 845 fish died when caught and released using barbless hooks on flies or lures. All hooks were removed from the fish. Let p

asked by Sara on November 12, 2014
13. ## Chemistry

When a vehicle is parked in the sunlight on a hot summer day, the temperature inside can approach 55 deg C. one company has patented a non-CFC propelled aerosol that can be sprayed inside a vehicle to reduce the temperature to 25 deg C within seconds. the

asked by Rayana on November 20, 2010
14. ## Chemistry

When a vehicle is parked in the sunlight on a hot summer day, the temperature inside can approach 55 deg C. one company has patented a non-CFC propelled aerosol that can be sprayed inside a vehicle to reduce the temperature to 25 deg C within seconds. the

asked by Rayana on November 21, 2010
15. ## Phychology CHECK my answers

My answers have the star 1. The nervous system is the body’s ______________ network. (1 point) communication*** organization reactive production 2. The central nervous system (CNS) consists of the brain and the ___________. (1 point) heart neural network

asked by anon on December 5, 2017
16. ## math

At a house on a particular day the outside temperature differs from the inside temperature by 65 degrees fahrenheit. The house has a 39 inch by 7 foot front door.[ with storm door] What would be the heat loss through the front door of the house on this day

asked by manny on August 16, 2007
17. ## Physics

I have a few physics questions that I don't understand. Two are thermal expansion problems and the other is an ideal gas law problem. 1. Two rods, one made of iron and the other of aluminum, have the same initial length at 64.00 deg. C? When the

asked by Alyssa on February 8, 2016
18. ## physics

A flow calorimeter is used to measure the specific heat of a liquid. Heat is added at a known rate to a stream of the liquid as it passes through the calorimeter at a known rate. Then a measurement of the resulting temperature difference between the inflow

asked by Chip on September 23, 2013
19. ## Physics

Draw the figure. You have the following equations that you can write: a) Sum Vertical Forces=0 b) Sum horizontal forces=0. Remember that at the upper part of the ladder, there is a horizontal force (only). c) Sum of moments about any point, I suggest the

asked by bobpursley on May 31, 2007
20. ## geometry

In right triangle ABC, Angle C = 90 degrees, D is a point on AB, and CD is perpendicular to AB. AB = 20 and AD = 5. Find AC I tried formulas like soacahtoa and Pythagorean theorem but I am unable to figure this out.

asked by Phoenix on March 9, 2017

On my math worksheet it says, and I quote "Describe the following pattern(s) and determine the next two terms:" and then this little booger comes up. And honestly, I can't figure it out for the life of me! So if you could help it would be greatly

asked by LL on August 25, 2013
22. ## finance

Refer to Figure 7-1 of Personal Finance. Why is it important to go through these steps when you are planning on making a large purchase? Provide at least one example to support your response.

asked by chris on May 25, 2011
23. ## science

For the people who has nothing for homework. what is the difference between weight and mass? please give a two sentences giving specific details which tells, how to figure it out. And how you got your answer! :-)

asked by Rosalin on December 17, 2008
24. ## Precalc

1. Find the exact value 3sin(invertangent (-1)) I got 0. Given 0

asked by Rebekah on February 11, 2013
25. ## Maths

Six numbers are written in ascending order: 1.4, 3, 4.7, 5.8, a, 11. Find all possible values of a if the number 11 is considered to be an outlier. The answers say 5.8 is less than or equal to a

asked by jacob on August 17, 2017
26. ## Physics HELP

Two blocks of masses m1 = 6 kg and m2 = 6 kg are on either side of the wedge shown in the figure above. Find their acceleration and the tension in the rope. Ignore friction and the pulley.

asked by Sabrina on October 7, 2014
27. ## Astronomy

so i know that theres something Astronomically wrong with this quote but cannot figure out exactly what, would appreciate some help!!! "There's a full moon rising just about midnight, theres a high tide comin' 'round just about dawn" PLEASE, PLEASE,

asked by Mike on November 6, 2008
28. ## algebra

Find the missing dimension for each three-dimensional figure to the nearest tenth, given the volume and other dimensions. rectangular pyramid, t=8m, w=4.6m, V=88m cubed

asked by Anonymous on February 8, 2010
29. ## Math

I am a parent of a 10 year old, 5th grader and my hubby and I just can't figure these out to help her. Anyone?? Thanks in advance. 27 = 8k divide k = ?? 5a - 3a = 18 a = ?? 12r - 4r = 48 r = ?? g = 7(10-3) g = ?? These are finding the unknown number in

asked by Julie on October 18, 2009
30. ## mgt/230

describe how managers when applying a leadership principles can contribute to a healthy organizational culture.. don't get it I have been trying to find infomation but can't figure it out

asked by at on October 29, 2011
31. ## Chemistry

To form a molecule with a trigonal bipyramidal electron geometry, what set of pure atomic orbitals must be mixed? The answer is one s, three p, and one d. How do you figure this out?

asked by Danielle on May 3, 2010
32. ## physics

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field a point P, 10 cm from the corner?

asked by James urgent need help on November 30, 2013
33. ## biology

i would like to know if you could help me figure out the blanks of this question. The pH scale ranges from __ to __.Pure water is ___. An acid is ______ 7 and a base is __________ 7. If you could let me know that would be great thanks

asked by virginia on November 10, 2010
34. ## physics-magnets

An infinitely long wire carrying a current of 2 A is bent at a right angle as shown in the Figure. What is the magnetic field a point P, 10 cm from the corner?

35. ## Analogy

Analogy: broom is to sweep AS brush is to _____________ 5 letter word that starts with either scr, spr, str, or thr. I've been trying to figure this out but I can't. I need help.

asked by Sammy on April 14, 2010
36. ## Physics

In the figure below, m1 = 3.8 kg, m2 = 5.2 kg, and the coefficient of kinetic friction between the inclined plane and the 3.8-kg block is μk = 0.3. Find the magnitude of the acceleration of the masses and the tension in the cord.

asked by Tara on September 26, 2012
37. ## Algebra I

I have been trying to figure this out for a long time to no avail. Can you please help. Also, are there any rules that help figuring these out? write a rule for the function represented by the graph. domain: 0,3,6,9 range : -2,-1,0,1

asked by Denise on September 29, 2010
38. ## physics

If the height of the water slide in the figure below is h1 = 1.55 m and h2 = 1.35 m, and the person's initial speed at point A is 0.593 m/s, at what location does the swimmer splash down in the pool?

asked by Ashley on March 4, 2012
39. ## algebra

How do I state which property of exponents justifies each step of this simplification?: 3^2x^6z^10/2^2y^18*x^4y^4z^4/5z^3*27z^6/2^2x^2y^3 Im really stuck on this problem, I've managed to figure out the first 5 problems but this one is troubling me.

asked by Maggie on April 9, 2015
40. ## Managerial Economics

Can someone explain what is a cubic cost function? I'm taking a managerial economics course, but I've never taken any algebra or calculus; so I'm struggling. I'd like to grasp the purpose of what it is and then try to figure out how to do it. thanks!

asked by Kiersyn on February 9, 2010

I have been trying to figure this out for a long time to no avail. Can you please help. Also, are there any rules that help figuring these out? write a rule for the function represented by the graph. domain: 0,3,6,9 range : -2,-1,0,1

asked by Denise on September 29, 2010
42. ## Physics

A jet aircraft is accelerating at 4.3 m/s2 as it climbs at an angle of è = 44° above the horizontal (see figure). What is the total force that the cockpit seat exerts on the 77 kg pilot?

asked by Anonymous on February 10, 2013
43. ## Science

Hello. I am trying to figure out how to solve polygenic Punnett squares. In order to get extra credit on a test, I have to learn how to use them. I've tried looking at images and tutorials, but I'm still confused.

44. ## College Algebra

Trying to figure out the problem in this word proble. The cost, in million of dollars to remove 75% of the pollution in a lke model by c+6000/200-2x?

asked by Tanya on March 29, 2010
45. ## algebra

Me.Sue there are 3boxes 1 box has 1 triangle in 2box has 2triangle 3box has 3triangle how many line segment are in the 20th.Figure answers are 20,80,23,60,

asked by toby on February 22, 2014
46. ## physics

Find the angle at which a curve of radius r should be banked in order that a car moving at a speed v will not need any frictional force to round it in the figure below. (Use the following as necessary: r, v, and g.) θ =

asked by Anonymous on February 15, 2011
47. ## Geometry

I know this probably is really easy, but I simply cannot figure it out for myself. Thank you for your help in advance. On a cube, the face diagonals AB and BC meet at vertex B. What is the degree measure of angle ABC?

asked by Ryan! on March 24, 2010
48. ## Math

a 150-day loan for \$2,500 has interest of \$57. Find the rate to the nearest tenth of a percent. a. 3.2% b. 24.4% c. 10.4% d. 5.5% Please walk me through on how you got the answer. I have tried, and can not figure it out.

asked by Cheyenne on April 21, 2015
49. ## Physics

Calculate the power output of a 1.0 g fly as it walks straight up a window pane at 2.6 cm/s. I have no idea how to figure out this answer. I've tried using P = Fv but that hasn't worked.

asked by Robert C on March 13, 2010
50. ## Physics

A point (labelled P in the figure) is attached to the rim of a disk of radius 0.2 m, which can turn around an axis through its center. It is rotating counterclockwise with a speed of 2.5 m/s.

asked by Danielle on September 18, 2010
51. ## Math - Trig

A projectile is fired with an initial velocity of 88 ft/sec at an angle of 35° to the horizontal. Neglecting air resistance, what is the time of impact? I just can't figure it out.

asked by Amy on April 11, 2012
52. ## math

Use scalar multiplication to find the coordinates of the vertices of each figure for a dilation centered at the origin with the given scale factor. Parallelogram JKLM with J(−4, 3), K(−4, 7), L(2, 7), M(2, 3); r = 5 Thank you!

asked by Joshua on February 25, 2018
53. ## chemistry

the reaction is......CaCO3+2HCl---->CO2+H2O+CaCl2. what mass of HCl will be neutralized by 0.50g ofCaCO3? How do i figure this out in a non-complicated way??

asked by mimmi on July 16, 2013
54. ## Algebra

Trying to figure out how to find all numbers for which the rational expression is undefined. 9/2z+5 Is the answer -5/2 or -10/9? I made a mistake in my typing when I asked the question earlier.

asked by Cory on June 16, 2008
55. ## physics

Taking R = 1.00 k Ω and ∑ 250 V in Figure P28.25, determine the direction and magnitude of the current in the horizontal wire between a and e. google this to find picture

asked by bel on February 23, 2012
56. ## science

i have to do balancing equation problems and i cant figure out this problem, help? i think you have to put numbers infront but i don't get it. _H2+_O2_H2O (those 2's are subscripts)

asked by lauren on June 6, 2011
57. ## simple interest rate

Need simple interest rate (rounded to hundreths) on a loan of \$3500 which in two months the maturity value was \$3583. What is the formula to figure this problem?

asked by Lisa on July 6, 2010
58. ## mastering physics

A square frame is made from four thin rods, each of length and mass Calculate its rotational inertia about the three axes shown in the figure

asked by omah on December 4, 2011
59. ## trig

use sum or difference identities to find the exact value of the trigonometric function: tan 345 please show work, i cant figure out what im doing wrong!

asked by Anonymous on November 19, 2009
60. ## english

Well, my grandpa quit going to school when he was 12.... By the time he was 45, he was able to buy his own land and build his own house. Now, I figure that if he could do it, then so can I. Which type of faulty logic do these lines contain?

asked by Anonymous on February 13, 2014
61. ## physics

Calculate the individual torques produced by the weights of the girl and boy on the see-saw in the figure above, given that Wgirl = 310 N and Wboy = 620 N and the length of the see-saw being 6m.

asked by Anonymous on January 30, 2011
62. ## Math

Name the solid according to its description: The figure has two bases that are parallel congruent circle. A. Cylinder B. Rectangular prism C. Sphere D. Cone Is the answer A? Thank you

asked by Callie on February 3, 2015
63. ## physics

Driving home from school one day, you spot a ball rolling out into the street (see the figure ). You brake for 1.00 , slowing your 970- car from 16.0 to 9.50 .

asked by Anonymous on September 23, 2011
64. ## math

Referring to the figure, think about first picking a card and then rolling the die. Give the probability in simplest form. P(A, 1) = ____ i am confused with this problem.. please help?

asked by Cheril on April 5, 2012
65. ## Math

Write an equation in standard form for the line whose slope is undefined that passes through (5,-3) Please help me solve, my answer is 5x-3y=0... It was marked wrong and i can not seem to figure it out.

asked by Gaby on November 30, 2009
66. ## chemistry

I need help solving this: The grams of protein in 1 cup of soup that has 110 Cal with 7 g of fat and 9 g of carbohydrate. Express your answer using one significant figure. Thanks -MC

asked by mysterychicken on February 1, 2014
67. ## History

Can anybody help me figure out what is progressive and considered progressivism in this video. American Experience TR, The Story of Theodore Roosevelt Part4 4 PBS Documentary

asked by TayB on March 11, 2015
68. ## Math

Stephen said that the ratio of his mortgage to the sales price of his house is 7 to 6. Is this reasonable? Explain your answer. I don't understand how to figure this question out?

asked by Anonymous on October 17, 2009
69. ## Math

John is traveling to a meeting that is 28 miles away. He needs to be there in 30 minutes. How fast does he need to go to make it on time? I can use common sense to figure this out but how would you put it together to get the answer?

asked by Nicole on March 5, 2009
70. ## english

I really need help with the other worlds unit test essay. I've been on it for like 2 weeks now and I can not figure this out. I read all the stories before winter break and now I cant remember anything. Anyone please help I just need like a base of what to

asked by help pls on January 12, 2016
71. ## Math- Exponent Laws.

Simplify, "put the power into a single positive exponent." -(-2)^0*(-2)^3*(-2)^-4/(-2)^3 please help I am so lost on how to solve this problem!! I have been trying to figure it out for days. the - in front of the (-2) is very confusing.

asked by Jenny on February 29, 2012
72. ## Math

I was given the following magic square and was to fill in the blanks. I know that all the rows and center diagonals are to add up to 111 and no number is used more than once (1-36). I just can't figure it out. I can get all but 2 columns and one diagonal.

asked by Logan on September 26, 2007
73. ## QUICK! BE THE FOURTH PERSON TO CLICK TO WIN BIG \$!

Sorry to trick you, but it is for a survey, if you clicked pleas post a comment, I am trying to figure out how many people fall for things like this that are only viruses for my tech. class. Thanks!

asked by Anonymous on May 18, 2010
74. ## math

Question: Find the given percent or fraction of the number. 14. 30% of 256 15. 25% of 2,048 16. 2/3 of 24 17. 5/6 of 90 How do i figure those out? I don't whant the answer I wanna know how to sovle them.

asked by brittany on January 15, 2008
75. ## Finance

How do you figure out these kind of problems. Lisa is depositing \$2700 in a 6 month CD that pays 3.71% interest. How much will she accrue if she holds the CD till maturity?

asked by Wanda on September 20, 2014
76. ## english

The following sentence shows what element of poetry? Her fiery eyes swept away his heart. A. Imagery B. Figure of speech C. Personification D. Simile

asked by shana on October 16, 2012
77. ## Astronomy

What is the size, i.e. the radius, of a black hole with a mass equal to that of Earth (MEarth=6×1024kg)? Give your answer to one significant figure.

asked by qwerty on September 17, 2013
78. ## math

Sorry my mistake. i had typed up the wrong question mr.bobpursley. What I meant to say was 66 2/3% of ____ = 74. I still can't understand how to figure this out? It is done exactly as I stated. I changed 66 2/3 percent to a fraction 2/3.

asked by shivangi on February 21, 2007
79. ## Math

I am needing help explaining to my 10 year old cousin about congruent figures and motions - he has to describe how four turns can put a figure in its original position. Many thanks!

asked by Danielle on February 28, 2012
80. ## physics

Driving home from school one day, you spot a ball rolling out into the street (see the figure ). You brake for 1.40 , slowing your 950- car from 16.0 to 9.50 .

asked by Ozzie on September 19, 2011
81. ## math

How in the world can you figure the asymoptote? Either graph it or see what the value of the function approaches as the variable goes to plus or minus infinity. (Neglect negligible terms). It would help if you provided an example

asked by Latishia Holder on November 28, 2006
82. ## PHYSICS

How does the magnitude of the electrical force between two charged objects depend on the distance between the charges? I really frustrated right now, and I can't figure out the answer too this question. Help pleeease :)

asked by RIHANNA on March 9, 2011
83. ## jccc

a tennis player moves in a straight line path as shown in figure below. find her average velocity in following time intervals.

asked by amy on September 2, 2016
84. ## Math

if four congruent squares corners are cut from the large square of the cardboard to make a box, what is the area of the shaded figure in terms of x and y?

asked by Musa on June 1, 2017
85. ## Physics

Consider the circuit shown in the figure below. (Assume R1 = 12.0 Ω and R2 = 6.00 Ω.) Read this for the figure - A rectangular circuit begins at its left side at a 25.0 V battery with the positive terminal on top. From the battery, the circuit extends up

asked by Div on March 2, 2019
86. ## science

About a month ago I asked you a question and it was, A quantity of gas has a volume of 0.20 cubic meter and an absolute temperature of 333 degrees Kelvin. When the temperature of the gas is raised to 533 degrees Kelvin, what is the new volume of the gas?

asked by Mirayah Robinson on August 17, 2005
87. ## Science (URGENT#2)

Select any four of the physical properites listed in Table 1.1 on page 22 and use them to describe: gold, sugar, water. I don't quite understand what this question is asking. Here is the table of physical properties as mentioned. State - solid, liquid, gas

asked by John on May 7, 2009
88. ## Chemistry

Explain what happens when you add sodium chloride to boiling water. I know that when sodium chloride is added to water, the boiling point of water increases. What happens when it is added to already boiling water? I know it increases the temperature, I

asked by Mercedes on January 31, 2007
89. ## Physics

Trying to beat the heat of summer, a physics grad student went to the local toy store and purchased a child's plastic swimming pool. Upon returning home, he filled it with 154 liters of water at 25°C. Realizing that the water would probably not be cool

asked by BG on November 20, 2010
90. ## Organic chemistry recrystallization

Say you have a substance X will .5 g of X dissolve in 5.0 ml of water if boiled at 80 degrees? And at what temperature will crystals begin to form?

asked by Tara on October 4, 2012
91. ## Stats help

Test the claim that the mean body temperature is less than 98.6 using a=0.05. assume a sample of 16 yielded a mean of 98.2 with a standard deviation of 0.6

asked by Sam on April 1, 2009
92. ## chemistry

How many moles of gas does it take to occupy 120 L at a pressure of 233 kPa and a temperature of 340 K?

asked by maria on January 18, 2011
93. ## Chemistry

Compare the rate of effusion of carbon dioxide with that if hydrogen chloride at the same temperature and pressure.

94. ## science

If you start with 0.054 M I2 at this temperature, how much will remain after 5.42 s assuming that the iodine atoms do not recombine to form I2?

asked by Hannah on January 31, 2013
95. ## chemistry

In general, which reaction(forward, reverse, or neither) is favored if the value of K at a specified temperature is a. equal to 1? b. very small c. very large

asked by kate on June 5, 2009
96. ## science

A protostar has a high enough ___ to become a star. A. Volume B. Mass C. Temperature D. Brightness Is the answer B? Thank you

asked by Kanani on April 9, 2015
97. ## chemistry

if 200.g of water at 20 degrees celsius absorbs 41840 j of energy, what will its final temperature be?

asked by arcy on February 2, 2010
98. ## chemisrty

What is the ratio of the average velocity of hydrogen molecules to that of neon atoms at the same temperature and pressure?

asked by someone on May 13, 2010
99. ## Stats

Test the claim that the mean body temperature is less than 98.6 using a= 0.05. Assume a smaple of 16 yilded a mean of 98.2 with a standard deviation of 0.6

asked by Sue on April 1, 2009
100. ## science

determine the time of evaporation of 250 ml of water in different envionmental conditions such as at room temperature