Questions Asked on
May 12, 2014

science
a cylinder of diameter 1cm at 30 degrees celcius is to be slid into a steel plate. the hole has a diameter 0.9997cm at 30 degrees celcius. to what temperature must the plate be heated? for steel
asked by peter 
computer literacy
1. Virtual communities typically have all of the following EXCEPT: (B) currency. rules of conduct. games. real life contact.
asked by Anonymous 
Health information
A surgeon performs elective surgery on Patrick John Smith. Smith later complains to his surgeon about pain resulting from the surgery. His surgeon dismisses his complaints as not credible and eventually withdraws from the case. Smith is then treated by
asked by Lyiza 
math
The deck of a swimming pool had the same width all the way around. The perimeter of the pool is 50m. The outside perimeter of the deck is 74m. What is the width of the deck?
asked by annie 
history
1. Which factor contributed most to the beginning of the women's rights movement in the United States during the mid1800s? A. A dramatic increase in women's participation in the workforce *** B. A shift in social attitudes brought on by increased
asked by help please 
science
what happen if blood entering the heart mixed with blood leaving the heart?
asked by Ayesha 
MATH
1. A factory manufactures two products, each requiring the use of three machines. The first machine can be used at most 60 hours; the second machine at most 30 hours; and the third machine at most 80 hours. The first product requires 2 hours on machine 1,
asked by ANGELLA 
Algebra help please!
Which of the following angles is NOT coterminal with the other three? A. 591 degrees B. 231 degrees C. 51 degrees D. 129 degrees
asked by Kirky 
Chemistry
Suppose a patient is given 140mg of I−131, a beta emitter with a halflife of 8.0 days. Assuming that none of the I−131 is eliminated from the person's body in the first 4.0 hours of treatment, what is the exposure (in Ci) during those first four
asked by TlP 
math
find the constant of proportionality and unit rate for the data in the table. Then write the equation to represent the relationship between time t and distance d Time Distance 2 hrs 90 miles 3 hrs 135 miles 5 hrs 225 miles 6 hrs 270 miles I don't
asked by gwen 
math
how would you graph the linear equation y=3x + 3? Help!!!!!!
asked by gwen 
computer literacy
5. Which of the following BEST describes the concept behind Web 2.0? (A) Download Write Readwrite Upload 6. The term cyberspace originated where? (A) Science fiction NASA Military University 7. Which of the following is NOT one of Facebook’s main
asked by Anonymous 
english
17. In Shirley Jackson’s “The Lottery,” how does the author use Tessie’s late arrival to help create suspense? (1 point) A The reader does not know what event Tessie has arrived late for. B The reader knows that the townspeople are aware of
asked by Keith 
SS
1) ___________ make up the majority of the population in Guatemala. Spaniards Incas Mexicans Native Americans 2. One challenge that makes it hard for the Mayas to retain their land is that they are more likely to think of themselves as ______ than _______.
asked by Calvin 
Calculus
(i) A 20m chain with a massdensity of 3kg/m (coiled on the ground). How much work is performed lifting the chain so that it is fully extended (and one end touches the ground)? (ii) How much work is performed to lift 1/4 of the chain?
asked by HELP ASAP 
chemistry
An ideal solution of 5.00 mole benzene and 3.25 mole toluene. At 298 K, the vapor pressure of the pure benzene and toluene were 96. Torr, and 28.9 Torr, respectively. At what pressure does the vapor phase appear first, if the pressure above this solution
asked by Anonymous 
Math
I have 18 blue marbles, 16 green marbles, and 22 red marbles in a bag. What is the chance I will pick a green if I pick a marble at random?
asked by Peter 
ela
About how tall is a classroom door?
asked by 555 
Chemistry
Consider a chromiumsilver voltaic cell that is constructed such that one halfcell consists of the chromium, Cr, electrode immersed in a Cr(NO3)3 solution, and the other halfcell consists of the silver, Ag, electrode immersed in a AgNO3 solution. The two
asked by TP 
computer literacy
8. Which of the following best describes the “7x7” PowerPoint rule? (C) 7 ideas per presentation/7 lines per slide. 7 lines per slide/7 words per line. 7 topics per slide/7 images per presentation . 7 words per line/7 slides per presentation.
asked by Anonymous 
earth science
What latitudes are most likely to see glaciers? A. 30° N and 30° S B. 10° N and 10° S C. 45° N and 45° S D. 90° N and 90° S
asked by manolo 
gemotry
The coordinates of the endpoints of AB¯¯¯¯¯ and CD¯¯¯¯¯ are A(2, 3), B(8, 1), C(5, 2), and D(6, 5). Which statement about the line segments is true?
asked by maddie 
math
adult tickets to a play are $12 student tickets are only $8 if a theater sells 90 tiickets to a play for a total of $980, how many of each kind of ticket did the theater sell?
asked by Alexis 
Math
Find the length of a field that has a perimeter of 256 meters and a width of 36 meters. please explain the steps
asked by Anonymous 
math
if the product of (2+3),(3+4), and (4+5) is equal to three times the sum of 40 and x, then x=what?
asked by sharon 
maths
Find the coordinates of the points of intersection of the straight line y = 3x  6 with the parabola y = x^2  6x + 8 and solve Graphically.
asked by Shane 
Anthropology!!!
What is the function or purpose of kinship systems, particularly descent groups and terminology naming practices? Why is the study of kinship in general so important to the study of anthropology? (what is the relationship?) the only part that I am confused
asked by Chris 
english
Judging by the behavior of Cassius and Brutus in Act IV, what prediction might you make about their battle with Antony? A. Brutus will betray Cassius and join Antony's army. B. Cassius and Brutus will not work well together in battle. C. Cassius will
asked by Emi 
English
1. Each desk has four legs. 2. Each of the desks has four legs. 3. All desks have four legs. 4. Every desk has four legs. 5. There are four legs on each desk.  Are they all grammatical? Which one is wrong?
asked by rfvv 
physics
In a classroom demonstration, a 790N physics professor lies on a “bed of nails.” The bed consists of a large number of evenly spaced, relatively sharp nails mounted in a board so that the points extend vertically outward from the board. While the
asked by ashey 
English
12. What does the following quote reveal about Montressor’s intentions? "'Pass your hand,’ I said, ‘over the wall; you cannot help feeling the nitre. Indeed it is very damp. Once more let me implore you to return. No? Then I must positively leave
asked by Keith 
English
16. What is the effect of the author’s use of assonance in the following line from “The Raven?” “For the rare and radiant maiden whom the angels name Lenore—” (1 point) A It creates emphasis on Lenore. B It explains Lenore’s appearance. C It
asked by Keith 
Principles of Public Speaking: Lesson 8
nonverbal communication includes:
asked by bre 
computer literacy
2. In a social networking site your personal information is listed under your: (D) Inbox. Home. Status . Profile. 3. Which of the following is NOT one of the MOST common uses of Twitter? (D) Posting an idea of the moment. Making a business contact. Sharing
asked by Anonymous 
Mahts
The perimeter of a field is 300m and its length is 100m. What is its breadth? P= (l + b)2 300=(100+b)2 300=100b X 2 300= 200b 300/200=b Is this is correct.
asked by Anonymous 
Finance
What is the present value of $3,800 at 8.9 percent compounded monthly for five years. Thurs far, I have P= ?/(1+i)n (1 + 0.89/12)12*5 (1.0074167)60
asked by Jill 
chemistry
a piece of iron measures 10.5cm by 5.25cm by 10.2mm and the density of theiron is 7.86g/cm cubed. what is the mass of the iron?
asked by lynette 
Social Studies
After capturing Washington, the British attacked what city, which they failed to capture? Answer: New York, Statton Island
asked by CHECK ANSWERS PLEASE 
Math
the average score on a math test for 16 students was 66. six more students took the test. the average of the six was 74. What was the average of all of the students?
asked by Sarah Powers 
English III (11th grade)
Lana woke up, curled in a corner of the seat at the back of the train. She lifted the shade to see that the sun had hidden itself in a bank of clouds fluffy as the eiderdown her mother had wrapped her in as a child. Her darling Ted, a military man with a
asked by Samuel 
Chemistry
Predict which compound will have the higher boiling point and explain how you made your choice by including intermolecular forces. 1. H2O or CH2O 2. CS2 or CH4
asked by Natalie 
economics
what might happen if the government did not provide public schools?
asked by vanessa 
English
Thank you very much. I still have these sentences I'm doubtful about. My doubt is whether I should use the present perfect or the simple past (considering that it is the end of the school year) 1) Exercises for literary text analyses aimed at developing
asked by Frank 
Anthropology!!!
What aspects do anthropologists look at when they study political systems? Describe the types of societies, as well as the role of power and social control. I have no idea about what this question is asking Help me please Thank you
asked by Chris 
Math
Water is flowing into a trough at a rate of 100 cubic centimeters per second. The trough has a length of 3 meters and cross sections in the form of a trapezoid, whose height is 50 cm, whose lower base is 25 cm and whose upper base is 1 meter. At what rate
asked by Hao 
English
1. Each of the desks has four legs. 2. Each of the desk has four legs.  Is #2 correct or incorrect? 3. She has many friends to help her. 4. She has many friends who will help her. 5. she has many friends who help her. 6. she has many friends
asked by rfvv 
English
Traditional african mariage is an advantage for men only not women
asked by Wendy khathide 
trig
A man on a 135 feet cliff perpendicular (at 90 degrees) to the ground looks down at an angle of 16 degrees and sees his friend. How far away is the man from his friend? How far away is the friend from the base of the cliff? Sketch the triangle that matches
asked by Anonymous 
Maths
Alison discovered that she had spent 2/5 of her money, leaving her with £21. What amount of money did she originally possesses?
asked by Crystal 
math
1.Joanne borrowed RM5000 for 180 days at a discount rateof 8 1/2 %.find the proceeds. 2.A businessman needs RM12000 for four months. What should be the size of the loan if his bank charges a discount rate of 9.5%.
asked by fizz 
GRAMMAR  MIX
1. Which of the two boxes contain (more/many/most) pencil  more 2. In water the piece of heavy wood felt much (light/ lighter) lighter 3. The man told (me) that I should not go out alone at night as (I) might attacked by some wild animal.
asked by fathima 
Chemistry
Consider the following reaction: CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following temperatures. (Assume that ΔH∘ and ΔS∘ do not change too much within the given temperature range.) A) 310K and is it spontaneous B)
asked by T 
Chemistry
Calculate ΔG∘ at 298 K for the following reactions. A) Ca(s)+CO2(g)+12O2(g)→CaCO3(s) B) 2KClO3(s)→2KCl(s)+3O2(g) C) CO(g)+H2O(g)→H2(g)+CO2(g)
asked by Tl 
math
Find the slope of the line through (6,2) and (4,2)
asked by gwen 
math
Draw a line with a slope of 1/4 through the point (0,4) I don't know what to do here.
asked by gwen 
Grammar  INTERJECTION
Ho, ho! That was a good joke. Good heavens! You won the first price. Oh dear! You should not done that Bravo! You have won the prize. have you spent all your pocket money? Tuttut! Did you break the cup. Hush! The king is going to speak
asked by Mohamed 
Java Programming
How to create a two dimensional arrays that stored the score of 3 subjects of 2 semesters, and score will added by users and program should do  Calculate the average scores of each semester  The maximum score of each semester  The mininum score of each
asked by Fed 
world geography
Which of the following is accurate? a. No one knows what caused the decline of the Minoan civilization. c. Greece is at the crossroads of eastern and western culture. b. Greece is made up of mainland and a cluster of islands. d. All of the above
asked by toni 
Algebra 1 (Reiny)
Write each equation in standard form. Solve by using the Quadratic Formula. 1. 7 = x^2 2. x^2  16 = 0
asked by Victoria 
Physics
The figure shows the velocity graph of a 79kg passenger in an elevator. The graph is (0,0),(1,4),(5,8),(9,2) What is the passenger's apparent weight at t=1s,5s,9s?
asked by Tom1 
Statistics
A brewery's filling machine is adjusted to fill bottles with a mean of 33.8 oz. of ale and a variance of 0.005. Periodically, a bottle is checked and the amount of ale noted. (b) Let's say you buy 93 bottles of this ale for a party. How many bottles would
asked by Samantha 
algorithms
read the volume of three objects and sort them in increasing order , then print their values ?
asked by rami 
SP180.1.2 Principles of Public Speaking: Lesson 8
SP180.1.2 Principles of Public Speaking: Lesson 8
asked by bre 
Algebra 1 Answer Evaluation
Write each equation in standard form. Solve by using the Quadratic Formula. 1. 7 = x^2 A: ? 2. x^2  16 = 0 A: x = 4 or x = 4.
asked by Victoria 
Consumers Math
I don't want the answer to this question, but if someone could please tell me how to work it out, that would be great and I could finish it on my own. Thank you very much:) Question Your station charges $15.95 for an oil change. As a promotion you sell
asked by Cat 
Science
George was rearranging his bedroom. He moved his booklet 1.5m using 63n of force. How much work did George do?
asked by Annadona 
life sciences
2.Explain the relationship between the dependent and independent variable in each A.homozygous parent crossed with heterozygous parent B.heterozygous parent crossed with heterozygous parent
asked by Okuhle 
Biology
Describe how a monomer is the basic unit of all macromolecules.
asked by Lexi 
Algebra
A rectangular piece of cardboard is 15 inches longer than it is wide. If 5 inches are cut from each corner, and the remaining fold up to form a box,the volume of the box is 1250 cubic inches. Find the dimensions of the piece of cardboard.
asked by Alberto 
ALG
Solve. (If there is no solution, enter NO SOLUTION.) y=x^2x3 y=2x+3 (x,y) smaller value larger value
asked by KASAP 
Science
What is the mechanical advantage of the pulley system? The weight is being moved requires a force of 180n. This is the output force. The hand is providing the input force, and is pulling w/45 of force.
asked by Annadona 
5th grade math
How do you find the dimensions of a box that hold 2xs as many cubes as a box that is 2 by 3 by 4?
asked by Lucas 
geomerty
Let A be between B and C. Use the segment addition postulate to solve for w. BA = 7w − 12 AC = 6w − 14
asked by jasmine 
Algebra 1 (StepbyStep)
Will someone explain how to solve this? Write each equation in standard form. Solve by using the Quadratic Formula. 1. 7 = x^2
asked by Victoria 
chem
The normal boiling point of water is 100.0 C. Do you expect the boiling point of water to be greater than, less than, or equal to 100.0 C on top of Mt. Whitney, CA where the atmospheric pressure is significantly different than 760 Torr?
asked by Collin 
math
What is the square root of 10?
asked by Anonymous 
ENGLISH  ADJ
This was the worst train accident in last ten years. Last = adjective superlative degree
asked by Anonymous 
science
can u suggest 5 advantages and 5 disadvantages of diffusion in chemistry
asked by akshara 
Algebra 1 Answer Evaluation
For each quadratic equation, identify the values of a, b, and c. 1. 16x^2 = 3x A: a = 16; b = 3; c = 0. 2. 4x^2 = 9 A: a = 4; b = 0; c = 9.
asked by Victoria 
math
You need to hire a parttime associate to work 30 hours a week in your store. You have $250 in labor budget for the new associate each week. You just interviewed an excellent candidate for the position who has requested to be paid $9.00 per hour. Your
asked by lynn 
business math
Statistics show that the sales force of a certain company successfully closed 352 sales out of 800 sales calls. What was their percent success rate?
asked by Anonymous 
english
why does traditional african marriage is an advantage for men only, not women
asked by sibusisiwe 
science
can u please explain osmosis,diffusion,fluid mosaic model
asked by akshara 
Algebra
the length of a rectangle is 2 more than the width, the area of the rectangle is 15 ft. squared . find the length and width.
asked by Susan 
music
Anyone been to an concert (jazz, opera, etc.)and had to do a concert report? i need a concert report can someone please help me, i don't really have the money or the time to go to a concert and i need to summit a concert report in a few days, pls help!!
asked by Fulano 
Math
Simplify this expression: 11 + (x^3  8 / x^2 + 2x + 4)  x
asked by Anonymous 
Math
A square has an area of 13ft^2 To the nearest tenth, what is its perimeter ?
asked by Kim 
algebra
Find the future value, using the future value formula and a calculator. (Round your answer to the nearest cent.) $990 at 5.5% compounded quarterly for 3 years Find the present value, using the present value formula and a calculator. (Round your answer to
asked by gary 
language art
What is one difference between the credentials of jerrilyn Jacobs and zlata filipovic? Jerrilyn jacobs is younger Jerrilyn jacobs provides a firsthand account Jerrilyn jacobs is a communications expert Jerrilyn jacobs is a teaching expert I picked b is
asked by Kay 
Math
The volume of a cone is 78.6 cm^3. If its height is 6 cm, what is the base? Please explain each step
asked by A. Cunningham 
economics
are there any welfare payments that should be reviewed or added???
asked by liolo 
Science? (for dddd47906)
If you follow the directions on the Post a New Question form (did you read them?), you'll have better luck getting a good response. http://www.jiskha.com/post_form.cgi Posted by dddd47906 on Monday, May 12, 2014 at 12:17pm. Just wondering for my report,
asked by Writeacher 
algebra
Use a calculator to evaluate an ordinary annuity formula A = m [ 1+ r over n ^nt 1] than rn is under____________________ r over n for m, r, and t (respectively). Assume monthly payments. (Round your answer to the nearest cent.) $150; 6%; 40 yr A = $
asked by gary 
MathVariance
Orginal Budget Budgeted Volume Budgeted Quantity Budgeted Price 1,000 40.00 $40,000.00 F Flexible Budget Actual Value Budgeted Quantity Budgeted Price 1,200 41.67 $50,000.00 UF Orginal Budget/Flexible Budget Budgeted Volume Budgeted Quantity Budgeted Price
asked by Ryan Dee 
math
Jade ran 6 times around her neighbourhood to complete a total of 1mile. How many times will she need to run to complete 5/6 of a mile?
asked by Anonymous 
Science
Just wondering for my report, can wood melt in EXTREMELY hot temperatures or turn into another shape?
asked by dddd47906 
chemistry
what is the final temperature of amixture containning 25 grams of ice at 20 degree celciusadded to water at room temperature 22oC mass of water is 50g followed the steps given by you but not getting the answer (0degree celsius)
asked by treasa 
Calculus
(i) A 20m chain with a massdensity of 3kg/m (coiled on the ground). How much work is performed lifting the chain so that it is fully extended (and one end touches the ground)? (ii) How much work is performed to lift 1/4 of the chain?
asked by T 
Algebra 1
Solve the following equation by graphing the related function. 1. 4x^2 + 8x = 32 A: ? Use the Zero Product Property to solve the following equation. 2. x(x + 3) = 32 A: ?
asked by Victoria 
English
1. Suddenly, everybody goes quiet. 2. Suddenly, everybody becomes quiet.  Does #1 mean #2? Do you use #1 frequently?
asked by rfvv 
math
Compound interest 1800 for 11 years at .06
asked by Anonymous 
finance
FV= PV(1+i/n)c*n (1.089/12)12*5 (0.09075)60 0.09075*60= 5.445
asked by Anonymous 
English
What a black day!  What does 'black' mean here?
asked by rfvv 
Math 4 grade
Use the digits 1 though 9 once each. Fill in the 3x3 squares to make the sum of 777. Thanks.
asked by Bong 
math
please help im stuck 8. Use the function rule f(x) equals three x minus 2. Find the output f(one point 5). (1 point)2.5 –2.5 6.5 –6.5
asked by isabella 
English
The firefighters stand and watch for the first time in days.  What is the meaning of 'in days'? what other expressions can use instead of 'in days'? Thank you.
asked by rfvv 
geometry
On a piece of machinery, the centers of two pulleys are 3 feet apart, and the radius of each pulley is 6 inches. How long a belt (in feet) is needed to wrap around both pulleys?
asked by Alys 
Algebra/Quadratic equations
I have to make a word problem/story out of this quadratic equation t^2+3t+18=0 The plot of the story I want to write about has to deal with world hunger, and food being dropped in to remote locations by helicopter. Can someone please help me come up with
asked by jarron 
Intro to computers
Which type of updates should be installed in a test environment before being installed in a live enterprise environment.? A. Updates for Wkndows XP B. Recommend Updates C. Service Packs D. Security updates
asked by Juan 
Prealgebra
If a rectangle has a perimeter of 70 meters and a length of 17 meters, what is its width? P=2l+2w Whats the next step?
asked by Lee. Jackson 
ScienceMs.Sue
How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could
asked by Camille 
Algebra
Simplify the expression: (x  y) (3x + xy  4y) + xy^2  x^2y
asked by Anonymous 
Algebra
A pollster randomly selects 100 people from each town in a certain candidate’s district to see if they support the candidate. Why might this survey not produce a good sample?
asked by Anonymous 
english check answer plz !
i think its A. but i also got C. As you are reading your research paper aloud,you notice that all your sentences start the same way. What should you do A.revise some of the sentence so there is variety. B.read the sentences with a more engaging voice C.add
asked by matt 
Algebra 1Please, help me!
Solve the following equation by graphing the related function. 1. 4x^2 + 8x = 32 A: ? Use the Zero Product Property to solve the following equation. 2. x(x + 3) = 32 A: ? 3. Solve 3x^2 + 5 = 21. Round to the nearest hundredth. A: x = 5.33 x = 5.0 or 5?
asked by Victoria 
Math
put in order this fractions 9/9, 2/3, 5/6, 4/12, 0/2 from the smallest to the largest? I don't know how?
asked by Anna 
physics
a diverging lens of focal length 30cm creates an image 3cm tall from an object that is 9cm tall where is the image located if the object is 60cm from the lens. what is the magnification
asked by diane 
geometry
David wants to rent a movie. He wants to watch either a comedy or a drama. The movie rental store has 18 comedies and dramas available for rent. Seven of the movies are comedies, and eleven of the movies are dramas. David has not seen two of the comedies,
asked by tanaya 
Health Information Management Statistics
In September, the hospital has 23.652 admissions. Of these, 1,569 were readmissions. What is the hospital's readmission rate
asked by Laura 
Geography 9 Help!
who was elizabeth successor?
asked by Gen 
Biology
Hydrolysis uses a catabolic reaction. Explain what a catabolic reaction is and how it is useful in creating monomers from polymers.
asked by Ian 
Geography 9 Help!
what did philip II of spain send to try and defeat elizabeth and the english
asked by Gen 
math
i want to purchase yards of fabric for a chaise 60" W X 35" D X 35" H
asked by manessa 
help with math!
Evonne earns $10.50 per hour for a 40 hour week. She earns time and a half (1 1/2 times the normal $10.50 per hour rate) for all hours worked OVER 40 hours. Answer the following question based on Evonne's information. This week Evonne worked 50 hours, 10
asked by Josh 
English
Can someone check the grammar in the following sentences? Thank you in advance. 1) The nuclear power station can give our town a lot of energy and jobs to people. 2) We won't be able to use the farmland near the power station because it will be polluted
asked by Frank 
Science: Please check answer
2. Once your rocket reaches space, the captain adjusts the speed. Your captain goes from 24,000 km/hr to 17,000 km/hr over 90 seconds. What is your acceleration? Beginning speed= 17,000km/hr Ending speed= 24,000 km/hr Time it took= 90/sec 1700024000=
asked by Cassie 
chemistry
what is the final temperature of amixture containning 25 grams of ice at 20 degree celciusadded to water at room temperature 22oC mass of water is 50g followed the steps given by you but not getting the answer (0degree celsius) ice at 20 to ice at 0
asked by treasa 
social studies
____ make up the majority of the population in guatemala
asked by Anonymous 
social studies
1) ___________ make up the majority of the population in Guatemala. Spaniards Incas Mexicans Native Americans 2. One challenge that makes it hard for the Mayas to retain their land is that they are more likely to think of themselves as ______ than _______.
asked by Anonymous 
math
Jake and Sara each drive 270 miles to attend a conference. Jake drives at an average speed that is 15 mi/h slower than Sara’s average speed. It takes Jake 1.5 hours longer than Sara to drive the 270 miles. How long does it Jake to make the trip?
asked by ray 
math
if 3+x/7+x= 3/7 + 3/7, then x= what
asked by sharon 
Acceleration physics
1. A sprinter finishes the race with a velocity of 8.9 m/s. the sprinter accelerated to a stop at a rate of 2.7 m/s2. how long did it take the sprinter to come to a stop? 2. A cycllist starts from rest & reaches a velocity of 18 m/s southwest in 3.8
asked by Durga 
algrebra
Christine purchased a prepaid phone card for . Long distance calls cost cents a minute using this card. Christine used her card only once to make a long distance call. If the remaining credit on her card is , how many minutes did her call last?
asked by terri 
physics
Two mirrors are placed at a 90° angle to each other. A light ray strikes one mirror 0.730 m from the intersection of the mirrors with an incident angle of 36.5°. The ray then travels a distance d before reflecting from the second mirror. (a) What is the
asked by Christina 
physics
What is the average linear speed of the Earth about the Sun? (The distance from the Sun to the Earth is 1.50 1011 meters. The orbital period around the Sun is 365.3 days.)
asked by caroline 
To Drbob222
Please help me on my question thanks
asked by Durga 
math
if 3+x / 7+x = 3/7 + 3/7, then x= what
asked by stacey 
chemistry
what is the final temperature of amixture containning 25 grams of ice at 20 degree celciusadded to water at room temperature 22oC mass of water is 50g followed the steps given by you but not getting the answer (0degree celsius) ice at 20 to ice at 0
asked by treasa 
math
Bill’s Meat Market did a total business of $59,000 in April. Cost of the meat was $37,500. Expenses amounted to $11,200. In April, what percent of Bill’s Meat Market's gross income was profit? A. About 8.9% B. About 17.5% *** C. About 19.9%
asked by Josh 
pre cal
For a normal curve, what percentage of values falls beyond two standard deviations from the mean?
asked by bob 
Algebra II
what is the slope of any line parallel to the graph of 6x+5y=9
asked by Kay 
Maths
Solving Simultaneous equation Y=x2 Y=x^2+3x5
asked by Becky 
MATH: TRIG
IF X IS AN ANGLE IN THE FIRST QUADRANT AND COSX= 3/5, FIND THE EXACT VALUE OF SIN2X DONT UNDERSTAND, KNOW THAT THE COSX IS ON A 3,4,5 TRIANGLE
asked by KODA 
Science 2
If R number 1=7 and R number 2 =5 what is the resistance of the circuit? Answers are 5, 7,12,or 35
asked by Jenny 2 
math
A store manager paid $45 each for coats. The markup is 65%. For what price should the coats be sold?
asked by Anonymous 
Science 2
If the total resistance in the circuit if 18, and the current is 0.5 Amps, what must the voltage be?
asked by Jenny 2 
Science
If the voltage is110 volts and the total resistance is 10, what is the measure of the current in the circuit? Is the answer 10 amps,11 amps, 100 amps, or 120 amps.
asked by Jenny 2 
Science 3
What is the current in the circuit if R1=7 R 2 =15, and the voltage is 220 volts? Is the answer 10 amps, 12 amps, 20 amps or 242 amps
asked by Jenny 2 
Math
Calculate the interest due on the following credit card balances: A. An unpaid balance of $1629.53 at a rate of 19.50% for 21 days; and B. An unpaid balance of $2639.99 at a rate of 22.95% for 30 days.
asked by PinkFloyd 
Algebra 1 (Reiny)
Use the Zero Product Property to solve the following equation. 1. x(x + 3) = 18
asked by Victoria 
BiOlogy
Can we predict or show the outcome of monohybrid crosses for parents with different allele combinations?Explain your answer
asked by Okuhle 
Social Psychology
What attributes are inherent in persuasive messages?
asked by Alicia 
Math
Let f(x) = 4√(2x^2  1). Write an equation of the function obtained by reflecting f(x) in the xaxis and shifting it 56 units upward, do not simplify.
asked by Anonymous 
Science 7
Problem; How small is 1 part per million? What will happen to our pure food coloring when we dilute it to 1 part per million using water? What could my hypothesis be?
asked by Anonymous 
math
Monique's credit card charges interest of 20.85% per annum on unpaid balances. On her March 12 statement , she had a balance of $739.65. By the due date, she made the minimum payment (5% or $10.00, whichever is greater.). On March 16 she made a purchase of
asked by littlefoot 
Algebra
Solve for x. (5x^2  12x) / (x^2 + 5x  24)
asked by Anonymous 
Algebra
The length of Joe's rectangular garden is 1 meter less than its width and its area is 120m^2. Find the dimensions of the garden. Setup a quadratic equation to find the dimensions of the garden.
asked by M 
MathExponential Decay
A lab technician had 58 grams of a radioactive substance. Ten days later, only 52 grams remained. Find the halflife of the radioactive substance.
asked by Anonymous 
Algebra
Let k(x) = 3.7e^0.8x + 8.2 Find the asymptote, yintercept, k(2), and k(6.25) 1. Asymptote = 2. Y  intercept = 3. k(2) = (leave answer in terms of e) 4. k(6.25) = (leave answer in terms of e)
asked by A 
Algebra
Find an equation of a parabola with the vertex at (3, 8) and (5, 2).
asked by DU 
chem
What is the molar mass of hydrogen?
asked by alia 
math
Hi, there is a problem on my math book that has been giving me headaches. That's why I'm looking for help. The problem is: Given z and w, two complex numbers such as z+w=zw, prove that Arg z  arg w = plusminus (pi/2)
asked by erick 
math mrs sue help!!!
4h greater than 7h what can you multiply 4 to be greater than 7 please show your work
asked by Rian 
chemistry
preparation of N/10 NaoH
asked by rakesh kuamr 
Calculus
Farmer Jones has 480 feet of fence. She wishes to construct a rectangular pen divided into five separate pens, with one of the pens twice as large as each of the other four (see figure). She must use part of her 480 feet of fencing material to make the
asked by Vic 
econimic
Command economies: A. Are considered a type of mixed economy B. Are considered a type of free market economy C. Oppose private property, free market pricing, competition, and consumer choice D. Encourage private property, free market pricing, competition,
asked by jay 
English
The sun is much brighter than the star.  What does the star mean here? Does "the star" refer to all stars or one star which the speaker want to mention?
asked by rfvv 
Social Studies
Name the 6 founding Fathers of the us
asked by Ron 
math
Tyson handled 150 service calls on his shift yesterday. Of those, 20% resulted in a successful upsell of additional services. If Tyson makes a $6 commission on top of his regular salary for each successful upsell that he makes, how much commission did he
asked by Anonymous 
math
The fastest car on earth a Thrust SSC would win every NASCAR race in America. If it takes 0.5 hours to travel 380 miles, what is its speed?
asked by sam 
English
The star is much brighter than the sun.  Is 'the star' in generic use in this sentence? Does 'the star' mean all the star or only one star which I am looking at now?
asked by rfvv 
MATH 1 QUESTION PLS HELP ASAP!!!!!
3. 5 • 3^n (1 point) a.15, 30, 45, 60 b.5, 15, 45, 135 c.0, 15, 45, 135 d.15, 45, 135, 405 is it a. or b.!!!!!????? i think its b, my parents say b
asked by TTR+S<3