Questions Asked on
May 17, 2016

math
Now suppose StreakShooting Shelly has moved to mars. Shelly is still adjusting to Mars. Her overall performance is down, but she still shoots better when she has just made a shot. Suppose Shelly has a 60% probability of making the first shot. If she gets
asked by m 
SS
Which issue has most contributed to conflicts in Bosnia since the 1990s? A. The end of communism B. Ethnic differences C. Economic hardship D. Free market competition
asked by HELP 
math
Now suppose StreakShooting Shelly has moved to mars. Shelly is still adjusting to Mars. Her overall performance is down, but she still shoots better when she has just made a shot. Suppose Shelly has a 60% probability of making the first shot. If she gets
asked by m 
ECED
How many digital cameras would be needed in the early childhood classroom for children's use in art projects? A. 1 B. 3 C. 5 D. 10
asked by Jasmine 
Percent of loss
Find the loss if necessary round to the nearest cent. Cost $ 523.20 percent of loss 19.2%
asked by Ana 
business studies
Unethical advertising is one of the challenges of ethical and professional behaviour in the business environment.identify three other issues that affect the ethical and professional behaviour of the business.
asked by promise 
math
Katrina lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Katrina’s home and the football field at the exact point where an altitude to the right triangle formed by her home,
asked by JCancer 
LIMITS CALCULUS
lim (cubic root (7+x^28x^3)/(x^3x+pi)) x> +inf I don't know how to take the limit when there is a cubic root around . Between the ansswer is + inf . I need direction
asked by AMELIA 
Physics
A charge of 5.02 μC is traveling at a speed of 8.86 × 106 m/s in a region of space where there is a magnetic field. The angle between the velocity of the charge and the field is 54.6o. A force of magnitude7.85 × 103 N acts on the charge. What is the
asked by Matthew 
Math
The ratio of the length of a rectangle to the width of a rectangle is 5:2 if the link is 45 centimeters what is the width of the rectangle in centimeters
asked by Becca 
science
A ladder 5 m long is leaning against a wall. The bottom of the ladder is pulled along the ground at rate 2 cm/s . How fast is its height on wall decreasing when foot of ladder I'd 4 m
asked by anjali 
chemistry
You have 43.4 g of O2 gas in a container with twice the volume as one with CO2 gas. The pressure and temperature of both containers are the same. Calculate the mass of carbon dioxide gas you have in the container. 0.678 g 2.71 g 29.8 g 59.7 g none of these
asked by Ha 
maths
The population of the world in 1987 was 5 billion and the annual growth rate was estimated at 2 percent per year. Assuming that the world population follows an exponential growth model, find the projected world population in 1991.
asked by shipra 
English
1. Can you give me a ride if you are driving? 2. Can you give me a ride if you drive? 3. He will be driving, so ask him to give you a ride. 4. He will drive, so ask him to give you a ride.  Are they all the same in meaning? Which expressions
asked by rfvv 
Maths
tap A takes 60 minutes to fill a bucket tap B takes 30 minutes and tap C take 15 minutes. how much time it will take to fill a bucket if opened all 3 at once
asked by Musab 
English
1. Do you mind moving your foot? 2. Point your right foot downward. 3. I'm sorry (that) I stepped on your foot. 4. I'm sorry to have stepped on your foot. 5. I'm sorry to step on your foot. 6. I'm sorry that I step on your foot.  Are they
asked by rfvv 
English
1. The sun is rising in the east. 11. The sun is coming up in the east. 2. The sun is setting in the west. 22. the sun is going down in the west. 3. Don't look at the sun with your eyes for a long time. You will become blind. 4. Don't look at the sun
asked by rfvv 
English
1. Give me a minute. I'll be ready soon. 2. Give me a moment. I'll be ready soon. 3. Give me a second. I'll be ready soon. 4. Wait a minute. I'll be ready soon. 5. Wait a moment. I'll be ready soon. 6. Wait a secone. I'll be ready soon. 7. Just a minute.
asked by rfvv 
Chemistry
A 0.5438 g sample of a compound contains only C H and O was burned completely in oxygen.the products were 1.0390 g CO2 and 0.6369g H2O. Determine the empirical formula of thr compound
asked by Aontor 
calculus
A balloon is now stuck at a tree 280meters away from the ground. The balloon is observed by the crew of boat as they look upward at an angle of 25 degrees. Twentyfive seconds later, the crew has to look at an angle of 65 degrees to see the balloon. How
asked by rhakesh 
calculus
At an Oregon fibermanufacturing facility, an analyst estimates that the weekly number of pounds of acetate fibers that can be produced is given by the function : 2 2 3 ( , ) 1250ln( ) 45( )( 2 ) z f x y yx y x x y xy where the
asked by rhakesh 
English
1. Later, you will be driving. So give me a ride, will you? 2. Later, you will drive. So give a ride to me, will you? 3. Later, you are going to drive. So give me a ride, will you? ( Does #1 mean # 3 or #2? Is #1 and #3 the same?) 4. Give me a ride if you
asked by rfvv 
calculus
At an Oregon fibermanufacturing facility, an analyst estimates that the weekly number of pounds of acetate fibers that can be produced is given by the function : z=f(x,y)=1250ln(yx^2)+45(y^2+x)(x^3 2y)(xy)^1/2 where z= the weekly # of pounds of acetate
asked by rhakesh 
computer Science
Automata theory and regular expessions prove that (A ∪ B)* = A*(BA*)*.
asked by Denial 
calculus
At an Oregon fibermanufacturing facility, an analyst estimates that the weekly number of pounds of acetate fibers that can be produced is given by the function : z=f(x,y)=1250ln(yx^2)+45(y^2+x)(x^3 2y)(xy)^1/2 where z= the weekly # of pounds of acetate
asked by rhakesh 
English
1. If you are driving your car now, come here immediately and give me a ride home. ( Is this one correct? In this sentence, the driver is in the middle of driving his car. Is that right?) 2. If you are driving your car after work, give me a ride home. ( In
asked by rfvv 
Applied calculus
A geologist in Tibet discovers a new mountain in the area of Gyangtse. The equation of the mountain is given by f(x,y) = x^4  y^4 +2xy where x and y is measured in mile. What is the relative maximum height of the mountain in meters?
asked by Maari 
math
if the perimeter of a rectangle is 50m what is the largest area possible
asked by hiral 
Chemistry
Cu solid + MnO4 aqueous  Mn solid + Cu^2+ aqueous with the smallest whole number coefficients, the coefficient for Mn will be what?
asked by Kiwi 
math
if the perimeter of a rectangle is 50m what is the largest area possible
asked by hiral 
physics
Two blocks are connected with a light string that is hung over a pulley, as shown in the diagram to the right. One block has twice the mass of the other, and the pulley has the same mass as the heavier block. The pulley consists of a solid, uniform
asked by ChrismB 
Physics
During each heart beat, approximately 70cubic cm of blood is from the heart at an average pressure of 105mmHg. Calculate the power output of the heart, in watts, assuming 70 beats per minute.
asked by Veronica 
English
1. The products are on the 2nd floor in section D. 2. The products are in section D on the 2nd floor.  Are both grammatical? Which word order is better?
asked by rfvv 
Physics
1) The electric potential at any point x, y, z in metres is given by V = 3x2. The electric field at a point (2 m, 0, 1 m) is
asked by Anushka 
English
1. I will go abroad. 2. I would go abroad. 3. I will prefer an aisle seat. 4. I would prefer an aisle seat. 5. I will do it. 6. I would do it.  Q1: Are they all grammatical? Q2: What is the difference between 'will' and 'would'? If
asked by rfvv 
physics
a stone is thrown vertically upward from tower takes 5 sec to reach ground the height of tower is
asked by nandan 
Physics
An air plane has a mass of (1.7x10 to power 6) kg, and the air flow past the lower surface of the wings at 95m/s. If the both wings have a surface area of 1200cubic metre, how fast must the air flow over the upper surface of the wings if the plane is to
asked by Veronica 
algebra 2b
A simple random sample of 50 adults was surveyed, and it was found that the mean amount of time that they spend surfing the Internet per day is 54.2 minutes, with a standard deviation of 14.0 minutes. What is the 99% confidence interval (zscore = 2.58)
asked by kevin 
physics
A ladder rests against a smooth wall (by smooth wall, we mean that the wall exerts in the ladder only a force that is perpendicular to the wall. There is no friction force). The ladder weighs 200N and its center of gravity is 0.4L from the base, where L is
asked by Chansa 
math
The Singapore Assault Rifle 21 (SAR 21) developed locally will be standard issue for Singapore soldiers in the 21st century, replacing the M16. The SAR 21 boasts many advanced features, one of which is a laser aiming device. The overall length of the SAR
asked by Atta 
Social Studies
What was William Henry Harrison dream for America? How did he feel about African Americans? Tell me as much as possible.
asked by Cataleya 
math
the table below shows the number of excellent service award (exsa) given to individuals and companies from 1996 to 1999 Year. Individual award. Company 1996. 935. 32 1997. 1764 40 1998. 1985. 52 1999. 2492. 63 A. Calculate the percentage increase in the
asked by Atta 
physics
A display sign is supported by a guy making an angle of 37o with the horizontal and by a bracket at the upper end near the vertical wall. The sign weighs 150N. Find A. The tension in wire B. The force exerted by the bracket on the sign.
asked by Chansa 
physics
A. State Ohm’s law B.Describe the process of electrolysis C. What is the relationship between resistance and resistivity D. What is the current through 8Ω device operating with 120V The potential difference required to pass 3A through 42Ω. E.
asked by Chansa 
dragon wings
read the passage from the text, taken chapter 10, when survivors of the san francisco earthquake gatherd in golden gate park. "at dinner, he even gave Miss Whitlawa woman, and a demoness to bootthe seat of honor in his favorite chair. It was an honor
asked by jjiiddss 00 
Science
A ring roll down along an inclined plane starting at a height 4m. Find the velocity when it arrives at the base of the plane. (y 2.5m) ?
asked by Taha 
career
Matching these ones I really don't have a clue so if you could help here it would be nice but if not I understand Match the following terms with their definitions. A. using the connections among people to help one another reach important goals B. personal
asked by jj 
MATH
Two rectangles have the same width. One is 12 units long and the other is 8 units long. The area of the first rectangle is 320 square units more than the area of the second rectangle. Find the width of each rectangle.
asked by Amy 
Chemistry
A 45.0 g piece of copper wire is heated. And the temperature of the wire changes from 21.0 degrees C to 88.0 degrees C. The amount of heat absorbed is 280.6 cal. Find the specific heat of Copper. SHOW your work. Please help! I have no Idea where to start
asked by Adam 
Language Arts
What another word for primly A)Excitedly B)Properly C)Tolerantly D)Willingly
asked by June 7 
physics multiple choice
1)A coil of length 1cm has N turns and carries an electric current I. It creates at a point M a magnetic field of intensity B. If a current 3I is sent in the coil the field strength at M becomes: a. 3B b. B/3 c. B If the number of turns per unit length
asked by angy 
Math
7n  3 = 2n +12
asked by Larremy 
Geometry
Which two numbers should be placed in the blanks below so that the difference between consecutive numbers is the same? 19,_,_55
asked by Jazmyn 
Language Arts
Write a brief essay discussing the use of imagery in both "Grandma Ling" and "your little voice." Examine the ways in which each poem uses images to convey the emotions or attitudes of its speaker. How do Examine how the poem uses images to convey emotions
asked by Anastasia 
physics
Two bar magnets (1) and(2) orthogonal to each other create at point M (intersection of their supports) the respective magnetic field vectors B1 and B2 of intensity: B1=o.oo3T and B2=0.004T a)Determine the names of the poles of the magnets. b)Construct the
asked by angy 
math
(1 point) Calculate the mean and median of the following grades on a math test: 97, 88, 89, 86, 83, 80, 78, 74, 64, 62, 49 Mean = Median = Is this data set skewed to the right, symmetric, or skewed to the left? (Enter "SKEWED RIGHT", "SYMMETRIC", or
asked by shehroz 
Chemistry
The solubility product constant of Calcium hydroxide is 6.5 * 10^6 . If 0.10 mo of sodium hydroxide is added to 1 L of 0.0001 M Ca(OH)2, what is the final concentration of the calcium ion? SHOW your work. Again, I have no idea where to start
asked by Adam 
Chemistry
What causes a reaction to be spontaneous? Answer by answering each part a) (1 point) What is definition of spontaneous reaction?b) (1 point) What is Gibbs free energy?c) (1 point) How is Gibbs free energy related to a spontaneous reaction?d) (1 point) What
asked by Adam 
precalculus
A drug is administered every 6 hours. The kidney eliminates 55% of the drug over that period. The initial dose is 210 mg. Repeated dosage is 70 mg. What is the "differnece equation"?
asked by stephanie 
History
Which pair of ancient civilizations were ruled by dynasties? a. China and Egypt b. China and the Indus Valley c. the Indus River Valley and Mesopotamia d. Egypt and Mesopotamia I'm pretty sure its a.
asked by Please Help 
math
in a business transaction the markup is 80%,if the cost increases by 20% but selling price remains the same,calculate % change and profit
asked by blodwick van zyk 
Algebra
Is this sequence 10, 15, 20, 25, 30 an arithmetic or geometric sequence? Then find the explicit formula and recursive formula for the given sequence.
asked by Steph 
History
What did the ancient Indus Valley, Huang, and Nile civilizations have in common? a. they built pyramids to reach the gods b. they elected leaders using potsherds c. they developed and used gunpowder d. they began in fertile river valleys
asked by Please Help 
Math
Estimate, correct to three decimal places, all the zeros of the polynomial P(x)=x^44x^3+5x1
asked by Anonymous 
math
Is the relationship between the variables in the table direct variation, inverse variation, both, or neither? If it is a direct or inverse variation, write a function to follow it. X:2 5 20 40 Y:40 20 5 2 ANSWERS AVAILABLE TO CHOSE: A) NEITHER B) INVERSE
asked by josh 
Calculus
The sum of two positive numbers is 10. Find the numbers if their product is to be a maximum
asked by Zade 
english
1. Which of the following is the correct definition of minerals. a. a naturally occurring, inorganic soild that has a crystal shape and a definite chemical composition. b. a naturally occurring , inorganic soild tha forms throught crystallization of melted
asked by please help 
math
in a certain town 40% of men are smokers. It is known that 6% of men in this town have lung disease. Of those men having lung disease 85% are smokers. A man is selected at random from this town. Consider the events: D and S. 1)Calculate the probability of
asked by angy 
Math
Estimate, correct to three decimal places, all the zeros of the polynomial P(x)=x^44x^3+5x1
asked by Anonymous 
Math
1. Use formulas to find the lateral area and surface area of the given prism. Round your nearest answer to the nearest whole number. use the large 19x6 m rectangles on the top and bottom as the bases. Left corner is 2m, bottom length is 19m, and right face
asked by Tim 
Math
find the degree of 5w^34w^2+7w+16
asked by Hot Chick14 
Accounting
The accounts payable account is a/an _______, and it has a normal ________ balance. A. revenue; debit B. expense; credit C. liability; debit D. liability; credit I think the answer is D.
asked by No 
phsics multiple choice
1)A coil of length 1cm has N turns and carries an electric current I. It creates at a point M a magnetic field of intensity B. If a current 3I is sent in the coil the field strength at M becomes: a. 3B b. B/3 c. B If the number of turns per unit length
asked by angy 
Life sciences
State the aim of the investigation
asked by Siyanda 
science
which of the following illustrates conduction as a mode of heat transfer 1 point a microwave oven produces electromagnetic waves that transfer to the food in the form of head ** leaving a metal spoon in a bowl of hot soup will make the spoon at a well
asked by please help 
Biology
Reasons on why a person that has been sunbathing all day eats a salt tablet
asked by Shreeya 
chemistry
What is the ∆G for the following reaction under standard conditions (T = 298 K) for the formation of NH4NO3(s)? 2NH3(g) + 2O2(g) NH4NO3(s) + H2O(l) Given: NH4NO3(s): ∆Hf = 365.56 kJ ∆Sf = 151.08 J/K. NH3(g): ∆Hf = 46.11 kJ ∆Sf = 192.45 J/K.
asked by Anonymous 
math
What is the 20th term of the sequence that begins with −2, 4, 8, 16 ANSWER CHOICES: A)2,097,152 B)524,288 C)524,288 D)1,048,576
asked by Kelly 
Physics
A ray of light is incident on a material with reflective indeed n=1.46. if the material has thickness w=2.6mm; how many times does the light take to pass through the material?
asked by Lily 
physics
A charge of 5.02 μC is traveling at a speed of 8.86 × 106 m/s in a region of space where there is a magnetic field. The angle between the velocity of the charge and the field is 54.6o. A force of magnitude7.85 × 103 N acts on the charge. What is the
asked by Lily 
maditsi
How did the fraud and corruption affected the offender' career?
asked by kabelo 
Social Studies
Geographically, people in western Russia have tended to identify with Europe more than Asia because A) the soil is so similar. B) their languages are quite similar. C) the Mediterranean Sea connects them. D) the Ural Mountains seal them off from the rest
asked by Anonymus 
Chemistry
Find the number of mL of 4M HNO3 solution required to react with 216g of Ag according to the equation 3Ag+4HNO3>3AgNO3+2H2O
asked by tabby 
health
 causes contraction of the smooth muscles in the wall of the uterus. it also stimulates the ejection of milk from the lacting breast A. Prolactin B.gonadotropic C. Oxytocin D. Antidiuretic hormone
asked by kellie 
Math Help Please I Don't Understand
A Ferris wheel has a diameter of 60 feet. When you start at the bottom of the Ferris wheel, you are 2 feet from the ground. The Ferris wheel completes one rotation in 2 minutes. Create a function that represents your height relative to the center of the
asked by GG 
maths
2sin(180°+x)sin(90°+x)/cost^4xsin^4x
asked by yarku 
i need help with connections acadamy
i need help with lesson 19 sounds and ideas unite test. I know all of the answers down to number nine, I do not understand the rest please help gavin grade 7
asked by gavin 
science
an electric heater draws a current of 10A when connected to a 200 V supply. what current will the heater draw when it is connected to a 220 V supply.
asked by MOSTWWANTED 
Math/algebra
What is the 20th term of the sequence that begins with −2, 4, 8, 16 ANSWER CHOICES: A)2,097,152 B)524,288 C)524,288 D)1,048,576 Answer Th
asked by PLEASEE HELP ME PLEASE 
Life orientation
Critically evaluate how south african media print and eletronic report on xenophobia
asked by malesedi 
check english please.. romeo and juliet
Read this excerpt from the prologue to act II of Romeo and Juliet: CHORUS: Now old desire doth in his deathbed lie, And young affection gapes to be his heir; That fair for which love groan'd for and would die, With tender Juliet match'd, is now not fair.
asked by anon 
Math/algebra
81,85,82, 93,85,84,95,87,88,91 Find the standard deviation.
asked by Charles HELP ME PLEASE IDK WHAT TO DO 
algebra 2
A person playing a game of chance has a 0.25 probability of winning. If the person plays the game 20 times and wins half of that number of times, what is the difference between the theoretical probability and the experimental probability of that person
asked by ash 
math
a plumber charges $25 for service call plus $50 per hour what is the cost 8 hours? What is 10 hours?
asked by daniel 
Math
3m(m+8) A.3m^2+24 B.3m^224m C.24m^2 D.4m+5
asked by Help me plz!!! 
Math
Lesson 13 unit 5 test I need help
asked by Lollzz 
Math
The scatter plot shows the number of mistakes a piano student makes during a recital versus the amount of time the student practiced for the recital. How many mistakes do you expect the student to make at the recital after 6 hours of practicing?
asked by Martin1162 
English
The phrase "radiant maiden" in the poem "The Raven" is an example of? A: Assonance B: Alliteration C: Onomatopoeia I chose A is this correct? Thank you In Edgar Allan Poe's poem "The Bells", how does the tone change from the begging to the end? A: From sad
asked by Marylyn 
Math
Does the equation represent a direct variation? If so, find the constant of variation. 2x  4y = 0 A. yes; k = 4 B. no C. yes; k = 1/2 D. yes; k = 1/2
asked by Martin1162 
algebra
graph and show solution for y = Ix+2I and translated y = IxI
asked by van 
MATH
0.016*0.084/0.48
asked by SARKODIE 
English
Which of the following sentences from "Five Hours to Simla" best supports the story's theme about the clash between modernization and traditional life? A:"After the first cacophony of screeching brakes and grinding gears, there followed the comparatively
asked by dylan 
Math
Find the x and yintercept of the line. 4x +2y = 24 A. x intercept is 6; yintercept is 12 B. x intercept is 12; yintercept is 6 C. x intercept is 4; yintercept is 2 D. x intercept is 2; yintercept is 4
asked by Martin1162 
science help pls pls pls
Generally speaking, how does the complexity of Colorado's geology compare with the complexity of Florida's geology? Colorado's geology is more complex than Florida's geology. Florida's geology is more complex than Colorado's geology. The geology in Florida
asked by Oscar 
chemistry
If you have an unknown gas at some pressure and volume is 15mL, and compress it to double that pressure isothermally, what was the original pressure and the new pressure?
asked by Anonymous 
chemistry
If 45L of methane undergoes complete combustion at 1.1atm and 95 ° F how many grams of each product are formed?
asked by Anonymous 
chemistry
Will 2 moles of CO2 or 12 moles of CO have higher volume at STP? CO2 CO Neither
asked by Anonymous 
Spanish
Explain how to conjugate pedir and servir in the present tense I'm okay with spanish but when it comes to this sort of question in a quiz, I get stumped.
asked by Ace 
math
an agriculture field is rectangular, with dimensions 100m by 42m.a 20 m deep well of diameter 14 m is dug in a corner of the field and the earth taken out is spread evenly over the remaining part of the field.find the increase in the level of the field
asked by abel 
Math
Does the equation represent a direct variation? If so, find the constant of variation. 5x = 3y A. yes; k = 5/3 B. yes; k = 5/3 C. yes; k = 3/5 D. no
asked by Martin1162 
math
Given that the sum of the first 20 terms of an arithmetic sequence is 1150 and the fifth term is twice the second term . find: 1.The first term and the common difference 2. find the general formula
asked by martin np 
life orientation
Critically discuss six ways that the human rights violation influences individuals groups and broader south African community
asked by molamodi jeffery 
Math
An auditorium has 400 seats. Each row in the auditorium has 16 seats. In which equation does r represent the number of rows of seats in the auditorium?
asked by Jamiyah Washington 
MATH
sorry I posted this question before. I have been ill.I still need help. word problem Upright posts are to be placed at 9 inch intervals on 3 sides of a deck which measures a total of 36 feet. How many upright post will will be needed? 36/3=12, if i divide
asked by Amy 
Math
I have 2 similar triangles. The surface area of the smaller one is 27m squared. The scale factor is 3. How do I find the surface area of the larger triangle
asked by Mary 
life orientatio
The physical, social and economic consequences of president Jacob Zuma's corruption and fraud
asked by lizzy 
L.O
What mean by the word fraud?
asked by pabalelo 
chemistry
Three bottles of aqueous solutions are discovered in an abandoned lab. The solutions are green, yellow and purple. It is known that three complex ions of chromium (III) were commonly used in that lab: [Cr(H2O)6]3+, [Cr(NH3)6]3+, [Cr(H2O)4Cl2]+. What is the
asked by anonymous 
Math
Tickst number 115are placed in a hat ,2 Tickets Are drawn at random without replacement find the probability that both Numbers Are Greater then 9 B.) the First Number is Prime and the Second number is Composite?
asked by Roman 
English
English essay help; any ideas? "In the story "A Devoted Son" by Anita Desai, Rakesh, the son, touches his father Varma's feet. What is the significance of this, and how does it change as the story progresses? I need some help with this one, as when
asked by solar 
Math(Reiny Please Help)
Lacy has $600 set aside to build a rectangular exercise kennel for her dogs. She will buy fencing material for $15/ft. Because the side of an existing barn will be used for one of the sides of the kennel, only three sides need to be fenced. A.) Determine
asked by Heaven 
Math2(Reiny Please Help)
The safe stopping distance, d, in metres, of a Harold Dobson motorcycle on wet pavement is given by the function d(s)= 0.02(3s^2 + 20s), where s is the speed of the motorcycle in metres per second. Find the speed at which the safe stopping distance is 50
asked by Heaven 
English
Hello! Will you please help me with the following sentence. "My grandma is still undergoing treatment for a vessel condition and hypertension." Is the preposition "for" correct here? Does "a vessel condition" make any sense? Maybe just "treatment for
asked by Ilma 
Math3(Reiny Please Help)
An object on Earth falls with an acceleration of a=9.81 m/s^2. A function exists between the height from which the object falls, the initial velocity of the object and the time the object spends in the air. h(t)= Vt + at^2 V=initial velocity. T= time. A=
asked by Heaven 
math
Charlie has scored 76 , 87 , 69 , and 74 on his previous four tests. What score does he need on his next test so that his average (mean) is 77 ?
asked by gracie 
english help please!!
Which of the following sentences uses the word "diction" correctly? A broad vocabulary will allow you to use good diction. Diction comes from rhyming words in poetic literature. He never used any diction in his many lengthy novels. Let's go diction before
asked by Oscar 
Chemistry
Determine how many grams of Al must react with 2.5 M NaOH in order to produce 40 mL of hydrogen gas at 22°C and 1.02 bar
asked by Anon 
Language arts
1. Read the sentence from "Zoos: Joys or Jails?" What clue word is used to show contrast between the two points of view? "Although the circumstances and reasons for animals being in zoos vary, its concept has faults many don't notice during their visit
asked by Polar 
PHY101
A body weighing 3500N is pushed up a rough inclined plane by a force of 5000N. The angle of inclination is 30deg. and the force is applied horizontally. If the coefficient of kinetic friction is 0.5, calculate the acceleration of the body.
asked by Ebieride 
Math
If i have 8cups of raisins and i use 1/3cups for one bag how many bags can i make
asked by Hannah 
PHY101
A 1200kg travelling east collides with another 1000kg car travelling north. If they are both travelling at 90km/h and the collision is completely inelastic, find the velocity of the systemafter collision.
asked by Ebieride 
math
A rectangular parking lot has an area of 2/3 of a square kilometer. the width is 1/2 of a kilometer. What is the length, in kilometers, of the parking lot?
asked by debra 
Algebra
Please help with the following problem: Suppose that x and y vary directly, and x=4 when y=10. Write the function that models the direct variation.
asked by Theresa 
Uwais
List two advantage of shifting cultivation
asked by Anonymous 
physics
Four items, all with equal masses, are used to construct the device depicted to the right. Two of the items are uniform solid disks, the smaller of which has half the radius of the other. The disks are glued together so that they share a common axle. The
asked by ChrismB 
Science
Suppose the velocity of a car is 10 m/s at t = 0 s, and is 20 m/s at t = 30 s. Which of the following must be true? The car had a positive instantaneous velocity in the interval. The car had a positive instantaneous acceleration at each moment in the
asked by Mike 
Language arts
Kid territory: why do we need zoos? why did rich sultans and emperors "collect" animals? They wanted to sell them to make money They wanted to prove their wealth and power They traded these animals for other goods and services They used their fur to make
asked by Polar 
Math
In order to estimate the mean amount of time computer users spend on the internet each month, how many computer users must be surveyed in order to be 95% confident that your sample mean is within 11 minutes of the population mean? Assume that the
asked by John 
Geometry
The Area Of The Rectangle Is 392 Inches Squared. What Is The Radius Of The Semicircle?
asked by King 
Chemistry
Sulfur trioxide can be produced by the reaction in the gaseous phase, sulphur dioxide with molecular oxygen in the presence of a catalyst. If 128 g branches of SO2 were placed in the presence of 16 grams of O2, that amount of SO3 will be theoretically
asked by Anna 
chemistry
Will 12 moles of co2 or 12 moles of co have higher volume at STP?
asked by Anonymous 
Math
A triangular sail has a base of 3 feet and a height of 5 1/2 feet. What is the area of the sail?
asked by Oscar 
Math
Andreas garden is shaped like a parrelelogram with a base length of 6.5 meters and a height of 4.8 meters. She wants to increase the area by doubling the base length and increasing the height by 1.5 meters. By how much will the changes increase the area of
asked by Oscar 
History
In which state was brown v. board of education brought? a.) Kansas b.) Georgia c.) Kentucky d.) Mississippi
asked by Sam 
Social studies
What are 3 advantages of visiting the city state of Sparta What are 2 travel alerts in Sparta (in ancient times)
asked by Alice 
Algebra II
A triangle has vertices (2,3), (3,5), and (8,1) Write a matrix expression to represent rotating the triangle 90° clockwise. Evaluate the matrix expression and list the coordinates of the vertices of the transformed figure. Please help me! I was absent
asked by Anonymous 
Ms Sue Please
Why are my questions always skipped?
asked by Mike 
math
The first digit of a 3digit telephone area code is 6 or 7. The second digit is 9. How many codes are possible?
asked by Anonymous 
Algebra 1 (8th Grade)
How can I factor 18x^2+x=5 by completing the square?
asked by Anonymous 
Math
A banner is shaped like a parrelelogram. The banner has a base length of 3.25 meters and an area of 4.55 square meters. Explain how to find the height of the banner
asked by Alice 
math
Find the distance Lucille traveled if she drove 3 1/2 hours at a rate of 58 mi/hr.
asked by Anonymous 
AlgebraPlease Help!!!
You are selling rings for $7 dollars each. You have been contacted by a customer in Alaska who wants to purchase several of these rings and wants you to ship them to her. It’s only going to cost you $5 to ship these items to Alaska. Suppose another
asked by Scarlet 
math
Jill's age 5 years ago was 4 less than 3 times barry's current age. if the product of their ages now is 200, what is each of their current ages?
asked by gabby 
English year 10
1. Compare and contrast the role of nature and the natural world in two poems from this unit: Walt Whitman’s “Come Up from the Fields Father” and Sara Teasdale’s “There Will Come Soft Rains.” Be sure to use specific examples from both poems to
asked by Anonymous 
math
The volume of a pyramid varies jointly with the base area of the pyramid and its height. The volume of one pyramid is 24 cubic inches when its base area is 24 square inches and its height is 3 inches. What is the volume of a pyramid with a base area of 15
asked by Claire 
Math
Jim is going to refinish the top and sides of an old wooden storage chest shaped like the cube shown below (there is a picture of a cube with the measurement 19.5 inches) Which is the closest to the surface area in square inches that Jim is going to
asked by JM 
Health
A. Weaken if under stressful conditions for an extended period of time B. Physical ailment caused by stress C. Positive stress D. Releases by the liver to increase the body's energy E. Produce the hormones adrenaline and cortisol F. Emotional or physical
asked by Becky 
PreCalculus
A population of 20 rabbits is introduced to a small island. The population increase at a rate of 60% per year. (A) Find a function of F(t) that represents the number of rabbits on the island after t years. (B) Suppose 100 rabbits were introduced to the
asked by Chris David 
algebra 1
1. MULTISTEP PROBLEM There are 5743 known amphibian species in the world. Of these, 1856 species are judged to be at risk of extinction, and another 113 species may already be extinct. a. Find the probability that an amphibian species chosen at random is
asked by Ruby 
Algebra
7x + 5 = y 3.5x + 20 = y Solve the system of equations. What method did you use to solve the system and why? Show your work. Can someone please explain to me the process of solving the system? That would be nice. Thanks! (=
asked by Scarlet 
Pre calc
estimate, correct to three decimal places all the zeros of the polynomial p(X) = x^4  4x^3 +5x 1
asked by SMITH 
Pre calc
A) Determine the location of the turning pints for the cubic y= x^3  3x^2 +2x+10
asked by Josh 
pRE calc
A Determine the location of the turning pints for the cubic y= x^3  3x^2 +2x+10 B) Use the fact that a cubic is symmetric about its point of inflection to determine the location of the pint of inflection of the cubic in part (a)
asked by Josh 
English
The customer paid by _______ for his new ______ suit..
asked by kim 
PreCalculus
Determine the magnitude of the positive vectors from the origin to to the following points. A. (3,4) B. (12,5) C. (3,2) D. (7,3)
asked by Bailey 
Math
 Anurag is buying a house for $100,000 and needs a mortgage loan. Bank A wants him to repay the loan in 240 months with monthly payment of $600.72. Bank B wants him to repay the loan in 360 months with a monthly payment of 389.94. Which bank should he
asked by Lil 
Grade 12 Calculus and Vectors
A homeowner wants to enclose a rectangular garden with fencing The garden will be adjacent to his neighbours lot. There will be fencing on all four sides. His neighbour will be paying for half of the shared fence. What should the dimensions of the garden
asked by Scott 
Science HELP
What types of changes does a hurricane cause along the Texas coast? (Weathering, erosion, or deposition)
asked by Anonymous 
math
The area of a triangle varies jointly with the height of the triangle and the length of its base. The area of one triangle is 200 square centimeters when its height is 25 centimeters and its base length is 16 centimeters. What is the area of a triangle
asked by Claire 
math
Farmer Brown planted corn and wheat on his 450 acres of land. The cost of planting and harvesting corn is $280.00 per acre. The cost of planting and harvesting wheat is $125.00 per acre. If Farmer Brown's total cost was $102,750, how many acres of corn did
asked by Grant 
Chemistry
A solution contains H2O2 in water. Complete decomposition of the H2O2 in 170 g of this solution yields 5.6 L of O2(g), measured at 0 oC and 101.325 kPa. What is the percentage by mass of H2O2 in this solution? Choose the closest answer. A 10% B 20% C 5.0%
asked by anon 
word problem math
Keith has p pennies, n nickels, and d dimes in his pocket. The total number of coins is 9. The expression 0.01p+0.05n+0.10d0.01p+0.05n+0.10d represents the value of the coins, which is equal to $0.53. He has two fewer nickels than dimes. How many pennies
asked by Claire 
Calculus question ?
Are there any horizontal asymptote on a ln natural log function
asked by AMELIA 
science
Suppose you need 2.0 L of 6.0 M sulphuric acid, and you have a bottle of concentrated acid of 18.0 M sulphuric acid. a). How much of this would be needed to a 2 L, 6.0 sulphuric acid solution? a). Describe how you would prepare this solution.
asked by Elijah 
biology
Cross a constricted plant with a heterozygous plant. What fraction of the offspring will be homozygous?
asked by Berta 
biology
Cross two plants that are both heterozygous for pod color. What fraction of the offspring will be dominant?
asked by Berta 
pysics
550 g of water (cw = 4186 J/kg.K) at 75°C is poured into an 855 g aluminum (cw =900 J/kg.K) container with an initial temperature of 11°C. What is the final temperature of the system, assuming no heat is exchanged with the surroundings? Select one: a. 75
asked by nick 
language
identify past participle what is the past participle of sentence in Christmas Carol. Is it softened and what sentence 1 2 3 or 4
asked by cory 
History
The percentage of African Americans unemployed during the Depression was twice the rest of the population. never accurately counted. less than the general population. five times the rest of the population.
asked by gabby 
Science
Need help filling in the blanks for the following: Topic: Germination The embryo of the seed is made up of the root and the f____ l_____. The first leaf will grow to become the s_____ of the plant. Is there anything wrong with the above statements? Someone
asked by chimingbell 
physics
Find the number of moles in 2.00 L of gas at 35.0°C and under 7.41×107 N/m2 of pressure. Select one: a. 0.051 moles b. 51 ×105 moles c. 58 moles d. 5.8 moles
asked by Sandra 
Spanish B
What is one of the main factors attributed to Panama's booming economy? A)The control of Los Estados Unidos over the Panama Canal. B)Panama's sole control over the Panama Canal. C)France's abandonment of the Panama Canal project. D)Joint control of the
asked by Unknown 
calc
given that ln2=0.7 and ln5=1.6, find: 1) ln(1/25) 2) e^3ln2  ln5
asked by sophie 
math
The pressure P, of a gas varies inversely with its volume, V. Pressure is measured in units of Pa. Suppose that a particular amount of a gas is initially at a pressure of 84 Pa at a volume of 36 L. If the volume is expanded to 216 L, what will the new
asked by anon 
science
Phosphoric acid is very important compound used to make fertilizers.PPhosphoric acid can be prepared in two ways: Reaction 1: P4 + 5O2 = P4O10. Reaction 2: P4O10 + 6H29 = 4H3PO4. Supposing we allow 272 g of phosphorus to react with excess oxygen which
asked by Elijah 
integral calculus
Find the area between the curves y=5x and 2y=5x^2
asked by Dessa 
Calculus
Need help with a few questions
asked by WALE 
chemistry
In a constantpressure calorimeter, 60.0 mL of 0.930 M H2SO4 was added to 60.0 mL of 0.320 M NaOH. The reaction caused the temperature of the solution to rise from 22.68 °C to 24.86 °C. If the solution has the same density and specific heat as water
asked by Amy 
Algebra 1
I need help with this inequality, I'm not sure how to solve for 's'. 1 ⅓s  3 < s + ⅔  ⅓s
asked by Murkle 
Math
What is the primeter of the rectangle 1/2 + 1/2 + 1/3 + 1/3
asked by Brooklyn 
Math
The scale has 4 bananas on it. Each banana weighs the same amount. If Molly wants to buy a total of 5 pounds of bananas, how many more bananas does she need to add to the scale? Each banana weighs 2 pounds
asked by Help 
Math
Anita can clean a typical pool in 8 hours. Chao can clean a typical pool in 6 hours. How long should it take Anita and Chao working together to clean a typical pool? I'd like to know how to work out this problem in order to find the answer.
asked by anon 
Math help
prove that (A ∪ B)* = A*(BA*)*
asked by Denial 
Chemistry  Answer Check
Gaseous hydrogen and iodine are placed in a closed container at 425 degrees Celsius. The reactants react to produce the gaseous compound hydrogen iodide, which partially decomposes back into hydrogen and iodine gas as shown below. H2 (g) + I2 (g) 2HI (g)
asked by Anonymous 
please help
In a study about children’s pocket money, two samples of schoolchildren were asked how much money they received each week. In one sample, of size 25, the mean is £6.00. In the other sample, of size 43, the mean is £9.21. Calculate the mean based on the
asked by Jay 
english grammar help please
I'm a bit confused as to what I would use for this sentence: The first in line at the theater were ____ Would it be "them" or "us"? Along with: Karina and ___ are working together to build the model. 1) her 2) me 3) she 4) us If you could explain to me
asked by twiddles 
ms sue?
Suppose that in a population of shoppers, the proportion of people who had visited supermarket A last month is 0.22. Also that in the same population, the proportion of people who had visited supermarket B last month is 0.46. The proportion of shoppers who
asked by Jay 
Math (precelc 12)
Solve this algebraically for the exact values (Meaning find the xintercepts): (1/x)=x/(3x+18) I'm not sure what to write as the common denominator. I thought it was: 4x+18 because (3x+x+18)=(4x+18), but I'm not sure what to do from there. Thanks!
asked by Jana 
Math
Consider the following series: 1,2,3,4,5,10,20,40....which starts as an arithmetic series? ...but after the first five terms becomes a geometric series. Prove that any positive integer can be written as a sum of distinct numbers from the series. I know how
asked by MO 
Math
I want to make quilt with an area of 42 sq.feet. what are its possible dimensions if they must be whole numbers? Please show his you got your answer
asked by Jen 
social studies
what are three advantages of visiting the citystate of sparta (cultural activities, recreation, athletics, sports, architecture, and famous sites) What are 2 travel alerts that warn tourist some the dangers they might encounter while staying in sparta PS:
asked by alice 
Civics (Reed)(Check)
This post is about accused persons in criminal cases and speedy and fair trial. 1. What information is being presented? What facts are presented? A: For accused persons in criminal cases: A: You are protected against the abuse of the govt. in criminal
asked by Victoria 
UOG. Cemistry
Supposing we allow 272g of phosphorus to react with excess oxygen which forms tetraphosphorus decoxide P4O10 in 89.5% yield. In the second step reaction, a 96.8% yield of H3PO4 is obtain by reacting P4O10 with 6H2O. Work out the mass of H3PO4 obtained?
asked by Kawale Bogken (Boryal) 
CHEMISTRY 1B
A student finds that k = 0.0027 L/mol · s, and m and n are both 1. Calculate the expected rate if 6.0 mL of 0.10 M [S2O82− ] is mixed with 4.0 mL of 0.20 M [I − ]. Assume the final volume of the solution is 10.0 mL. I used the given molarities and
asked by Joanaleine Ferrera 
Calculus
I need help I have to submit work at 12 est time
asked by WALE 
Social Studies
Sputnik I or Explorer I (Week 28 Social Studies Weekly Crossword)
asked by Jules 
English
I have a 60 in English and I need to take 2 tests. (they count as 45% of our grade) I really want to get at least an 82, does anybody know what grades I have to make in order to bring it up? I would really appreciate for a fast reply. Thanks!
asked by Madison 
Englsih
Posted by rfvv on Tuesday, May 17, 2016 at 2:12am. 1. Can you give me a ride if you are driving? 2. Can you give me a ride if you drive? 3. He will be driving, so ask him to give you a ride. 4. He will drive, so ask him to give you a ride. 
asked by rfvv 
Civics (Reed)(Check)
1. What information is being presented? What facts are presented? For trial by jury: A: You cannot set up or establish your own court system. This amendment should be more known by citizens or the people. For excessive bail and fines: A: If you are accused
asked by Victoria 
Chemistry  Answer Check
The two common chlorides of Phosphorus, PCl3 and PCl5, both important in the production of other phosphorous compounds, coexist in equilibrium as shown in the balanced chemical reaction below: PCl3 (g) + Cl2 (g) PCl5 (g) At 250 C, an equilibrium mixture in
asked by Anonymous 
English
1. Are you driving after work. 2. Will you drive after work. (Does #1 mean #2?) 3. Are you driving tonight? 4. Will you drive tonight? 5. Shall you drive tonight? (Does #3 mean #4 or #5?)
asked by rfvv