Questions Asked on
July 28, 2011

physics
A man running horizontal road with velocity 8 km/hr. Find the rain falling vertically downward direction. When he increases speed to 12 km/hr he find rain drops are falling at an angle 30' with downward vertically. What will be the velocity of rain?
asked by Sonu 
Maths
Three towns p,Q and R are such that the distance between P and Q is 50km and the distance between p and R is 90km.if the bearing of Q from P is 075 and the bearing of R from p is 310, find the distance between Q and R correct to the nearest Km.
asked by Reuben49 
algebra
If four times a certain number increased by 6 is equal to 94, what is the number? If x represents the number, then which of the following equations could be used to solve the problem? 4x + 6 = 94 or 4(x + 6) = 94
asked by Sally 
Anatomy
The tricuspid valve is closed: A. during the rapid filling of the ventricles B. when the mitral valve is closed C. while the atria are contracting D. during the ejection of blood from the ventricles I think the answer is A but not completely sure.
asked by Kayla 
MathPlease help
Evaluate 5C3
asked by Jen 
statistics
Consider a binomial experiment with 20 trials and probability 0.45 on a single trial. Use the binomial distribution to find the probability of exactly 10 successes. Round your answer to the thousandths place
asked by Rosalyn 
java
Write a menu driven program that either accepts words and their meanings, or displays the list of words in lexicographical order (i.e. as in a dictionary). When an entry is to be added to the dictionary you must first enter the word as one string, and then
asked by james 
Physics Really need help!!!
A 3.0mlong rigid beam with a mass 130 kg is supported at each end. An 90 kg student stands 2.0 m from support 1. How much upward force does support 1 exert on the beam? How much upward force does support 2 exert on the beam?
asked by collegechick306 
maths
Use crammers rule to solve the system of linear equations 3x+2yz = 0 2xy+z = 1 xy+2y= 1
asked by CHRYSTABELLE 
Clinical Procedures
When assisting a young child in preparation for a physical examination,you should A. leave the room while he or she undresses B. keep the child in plain view to ensure patient's safety C. ask the child to stand in the hallway while you prepare the examing
asked by Joan B. 
physics
the velocity of sound in air is 332m/s. if the unit of length is km and the unit of time is hour,what is the value of velocity?
asked by sam 
Trig
A car is traveling at a speed of 55 mph with a bearing of 210°. What vector represents the velocity?
asked by bob 
chemistry(:
What happened to the outer electrons of H and O to form water?
asked by marie(: 
Math
For a trip a woman packed 8 tops, 4 skirts, and 5 pairs of shoes. How many different outfits can she wear? is it 12/17??
asked by Jen 
calculus
How do I solve 3xy^3dy/dx=y^2x^2+5x^3y+y^4
asked by john 
economics
Assuming the inverse demand function for good Z can be written as P = 90  3Q, when Q is equal to 5, average revenue and marginal revenue are equal to ________ and ________. Choose one answer. a. $75; $75. b. $75; $60. c. $60; $60. d. $85; $85.
asked by ammu 
chem
How many mLs of a stock solution of 1 M NH4NO3 do you need to get 0.001 M of Nitrogen in 22 liters of water?
asked by andy 
physics
1 A steel wire, 150 m long at 10¢XC, has a coefficient of linear expansion of 11 „e 10ƒ{6/C¢X. Give its change in length as the temperature changes from 10„aC to 45„aC. 5.8 cm
asked by b 
Algebra
An alligators tail length, T varies directly as its body length, B. An alligator with a body length of 5.4 feet has a tail length of 4.8 feet. what is the tail length of an alligator whose body length is 4.5 feet? In desperate need of solving this!
asked by Kate C. 
math
solve by factoring 2a^2+3=7a Thanks
asked by Ashley 
geometry
prove: the segment joining the midpoints of the two sides of a triangle is parallel to the third side. the coordinates are A(0,0)B(a,0)on the the x axis, and C(c,d), M is midpoint and the coordinates of M is (c/2,d/2) and N is also a midpoint whose
asked by sumer 
Asian Studies
Dicuss the industry of working americans and how it concerns Anti Asian Violence?
asked by Lisa 
Algebra
Tricia and janine are roommates and leave Houston on Interstate 10 at the same time to visit their families for a long weekend. Tricia travels west and Janine travels east. If Tricia's average speed is 12 mph faster than Janine's, find the speed of each if
asked by jj 
Chemistry
How do the number of electrons found in the element’s outer shell relate to their position in the period table?  I have an idea, but I'm not sure how to verbalize it, can you please help? Thanks! :)
asked by Jordan 
algebra
solve by factoring 2a^23a=5
asked by sheba 
us history
What is the significance of Alexander Hamilton’s financial program? · How did Hamilton’s financial program play a role in the creation of a twoparty political system?
asked by Kendra 
EnglishP
I am writing a speech on aggressive driving. Here is my thesis statement: Proving that aggressive driving is a growing epidemic across our country is easy, but convincing drivers that there are better ways to handle “Road Rage” is a different story.
asked by lizzie 
algebra
Solve, 0.7x+4 is equal to or less than 1.1x7 Simplify your answer. Type and inequality symbol; then type an integer or a decimal. The solution is {x x ___ ____}
asked by june 
algebra
solve 4/5(2x3)>12 The solution set is
asked by beth c. 
algebra
The mass of neptune is about 1.03x10^23 metric tons. The mass of the sun is about 1.998x10^27 metric tons. About how many times the mass of Neptune is the mass of the sun? Give answer in scientific notation. The mass of the sun is about___times the mass of
asked by Angella 
maths
how do I solve 3xy^3dy/dx=y^2x^2+5x^3y+y^4
asked by john 
Math
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A)
asked by Jen 
math
A race car driver starts along a 50mile race course traveling at an average speed of 90 mph. Fifteen minutes later a second driver starts along the same course at an average speed of 120 mph. Will the second car overtake the first car before the drivers
asked by Anonymous 
Finance:capital budget
I am suppose to write a 1400 word paper based on the purchase of three new trucks costing $30,000 each and $10,000 of equipment for each one, with the life expansion of the trucks to be 5 years by calculating the firms' required return using the capital
asked by gloria 
chemistry
does a mixture of carbonic acid, H2CO3, a weak acid, and sodium bicarbonate, NaHCO3 in water constitute a buffer? If no explain why
asked by tara 
algebra
The total revenue R in dollars from selling tops for P dollars each is given by R= p(2009) where p< or = 200. a) Find R when P = $200 Find P when R = $7500
asked by linda 
geometry
Determine whether or not the given side lengths will form a right triangle.15, 11, and 2 radical 26.
asked by jay 
Real Estate Law
Rights that are associated with ownership of property and the effect that these rights may have on property are known as: (Points: 5) interest in property. ownership rights. property. title. I think its (C)
asked by Tony 
Real Estate Law
Ownership rights that are associated with ownership of property include: (Points: 5) no rights at all. the right to lease it. the right to burn it down. the right to destroy it if someone else wants it. I think its (b)
asked by Tony 
math
what is 8.68 in scientific notation
asked by latisha 
American Government
What was the process of political learning in the United States?
asked by keturaqh 
Social Studies
Who is most of the work on legislation in congress is done by?
asked by Daisy 
History
Almost all governments include four major power structures that assist in the running of the state. Define these structures and discuss how they evolved and their importance to the stability of governmental authority.
asked by Andy 
English
Can you please check these statements? Thank you. 1) My child likes throwing (tossing?) things into the air. He doesn't seem to bother with the consequences of his actions. 2) He spends most of his time playing with his Pokemon cards or with marbles. 3) In
asked by Henry2 
math
how can i make the Protein content equal the same %. what did i do wrong? Breakfast: Flour protein Fat content = 2 grams 1 gram contains fat of 9 calories 2 grams contain fat of 9 x 2 = 18 calories Total quantity = 162 calories Fat content = (18/162) x 100
asked by tamika 
math
how can i make the content equal the same %? what did i do wrong? Lunch: Ground nut protein Fat content = 3.5 grams 1 gram contains fat of 9 calories 2 grams contain fat of 9 x 3.5 = 31.5 calories Total quantity = 320 calories Fat content = (31.5/320) x
asked by tamika 
math
how can i make the content equal the same %? what did i do wrong? Dinner: Chicken role protein Fat content = 2.5 grams 1 gram contains fat of 9 calories 2 grams contain fat of 9 x 2.5 = 22.5 calories Total quantity = 400 calories Fat content = (22.5/400) x
asked by tamika 
chem
How many mLs of a stock solution of 1 M NH4NO3 do you need to get 0.001 M of Nitrogen in 22 liters of water?
asked by andy 
College Algebra
The total revenue R in dollars from selling tops for P dollars each is given by R= P(200p) where P < or = 200. Find R when P = $200 Find P when R = $7500
asked by lisa 
Math
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A)
asked by Jen 
marketing
1. You are the marketing manager for HP laptop computers. Identify and briefly discuss the differences between the consumer market for laptops and the business market. Then give an example of each difference using college students as the consumer market
asked by stacy 
algebra
The weight of a rock sample is measured to be 2.5 pounds. What is the percent of error in the measurement?
asked by Sally 
Economics
The main reason producers make things is to A. make a profit on them. C. help the economy. B. overcome shortages. D. pay taxes
asked by Anonymous 
Math
Math help please? Eric, Jose, Shannon, and Jackie wanted to plant a garden. Jose’s dad said they could use a rectangular space in the backyard that was 8 m by 4 m. The friends decided they would first like to make a colorful border for the garden using
asked by Nicki 
MathCan you help me Damon or Reiny?
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A)
asked by Jen 
Algebra
y = 4 find the y coordinates of the points (1) (2) and (3)
asked by Marilyn 
Calculus
Sales of Version 5.0 of a computer software package start out high and decrease exponentially. At time t, in years, the sales are s(t)=20e^t thousands of dollars per year. After 2 years, Version 6.0 of the software is released and replaces Version 5.0.
asked by Alex 
Math
Please help me with this..I am very puzzled. Josh is building a wooden box for a darkling beetle habitat. If the area of the bottom of the box is 576 cm2 and the shortest side is longer than 10 cm, what are all the possible length and width combinations?
asked by Anonymous 
Math
A card is selected from a standard deck of 52 playing cards. A standard deck of cards has 12 face cards and four Aces (Aces are not face cards). Find the probability of selecting ·an eight given the card is a not a face card. ·a club given the card is
asked by Jen 
Math
In how many ways can 10 instructors be assigned to seven sections of a course in mathematics? would it be 10/7 = 1.43??
asked by Jen 
MATH
In how many different ways can the top eight new indie bands be ranked on a top eight list? The top hit song for each of the eight bands will compete to receive monetary awards of $1000, $500 and $250, respectively. In how many ways can the awards be given
asked by Jen 
HELP
Please help i cant get right.Bayside Insurance offers two health plans. Under plan A, Gisielle would pay the first $110 of her medical bills plus 35% of the rest. Under plan B, Gisielle would pay the first $170, but only 25% of the rest. For what amount of
asked by babs 
algebra
(y3)(y6)=0
asked by college math 
calculus
F(x)=square root(27xx^4)
asked by Cam 
Physics
A block attached to a spring with unknown spring constant oscillates with a period of 7.0 s. Parts a to d are independent questions, each referring to the initial situation. What is the period if... The mass is doubled? The mass is halved? The amplitude is
asked by Catie 
macro economics
For each event, illustrate the impact on the relevant market and determine what will happen to the equilibrium price and quantity in that market. (40 points – 10 points per line item) Event Market for: Show which curve shifts Equilibrium price rise or
asked by Destinie 
algebra
The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 6 amperes when resistance is 940 ohms. What is the current when the resistance is 550 ohms?
asked by Anonymous 
chemistry
Serine exists in its zwitterion form at a pH of 5.7. Draw the structural formula for the same. Explain the manner in which the structural formula of polar and nonpolar amino acids would vary.
asked by mema 
comp
To acquire your credit report you can request a free copy from one of three credit bureaus Experian, Equifax, or Transunion. These companies can be contacted by U.S. mail, phone or through their websites. When reviewing your credit report you should check
asked by mary 
algebra
solve 15t^2+7t=2
asked by sheba 
literary
Is walter mitty a hero or coward?
asked by Mdu 
algebra
write the substirution that could be used to make each equation quadratic in u. For w^1/3 3w^1/6+8=0,use w=
asked by sheba 
math
If 0 less than x less than y and x over y = r, which of the following must be equal to (x + y) over x ?
asked by raquel 
Algebra
4x squared+9x+5=0?
asked by Kate C. 
intermediate algebra
In solving the equation (x1)(x+2)=30. Eric stated that the solution would be x1=30¨T¡úx=31 or(x2)¨T30¨T¡úx=32 However, at least on of these solutions fails to work when subsitituted back into the orignal equation. Why is that? Please help Eric to
asked by ROCKY 
Philosophy
Explain what logic can and cannot do
asked by Marci 
intermediate algebra
if a stone is tossed from the top of a 310 meter building, the height of the stone as a function of time is given by h(t)=9.8t^210t+310. where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to the
asked by ROCKY 
Philosophy
What kinds of questions and topics are not decided by logical analysis?
asked by Marci 
statistics
How do you create a set of 6 data points such that the variance is sixteen and the standard deviation is four and the mean is ten.
asked by Neshai 
MATHPLEASE HELP :(
Consider the Venn diagram below. The numbers in the regions of the circle indicate the number of items that belong to that region. (2 intersecting circles A & B, where A part is 50, B part is 110, and the intersecting part is 40) Determine: n(A) n(B) P(A)
asked by Jen 
art
What is meaning of "truth" in terms of the photographer's art?
asked by Pebbles 
comp
Discuss the advantages and disadvantages of renting a home vs. buying.
asked by tasha 
math
Solve: x(x3)=x9 Is this correct? Thanks x^2  3x = x  9 x^2  3x x = 9 x^2  4x  9 = 0
asked by Ashley 
chemistry
a solution is prepared by dissolving 02.50 mole of Ba(OH)2 in enough water to get 4.00 L of solution. What are the OH and H3O+ molar concentrations?
asked by tara 
Eth/125
I need to find current events that talk about changing the policies of the treatment Arab and Muslim?
asked by Anonymous 
Chemistry
What is the value of the equilibrium constant for the dissociation of acetic acid's proton? What does this value tell you?
asked by tara 
Math
Evaluate 5C3
asked by Jen 
Mathconfused!
A bag contains 7 lavender marbles, 11 turquoise marbles and 5 rainbow marbles. What is the chance of drawing a lavender marble? If a lavender marble is drawn then placed back into the bag, and a second marble is drawn, what is the probability of drawing a
asked by Jen 
engineering
which problem occur in distillation tower?
asked by achal 
Intermediate Algebra
To buy both a new car and a new house, Tina sought two loans totalling $78,825. The simple interest rate on the first loan was 0.2%, while the simple interest rate on the second loan was 5.0%. At the end of the first year, Tina paid a combined interest
asked by Kimberly 
English
Revise the following sentences to remove all pronoun errors. 41. When a police officer fires his gun, he must fill out a lot of paperwork. 42. When a teacher writes an exam, they think about what aspects of student learning they want to test.
asked by bill 
english
How can I write scientific reports in third person (without saying I for example)
asked by Limobean 
physics
Two crickets, Chirpy and Milada, jump from the top of a vertical cliff. Chirpy just drops and reaches the ground in 3.50 s, while Milada jumps horizontally with an initial speed of 95.0 cm/s. How far from the base of the cliff will Milada hit the ground?
asked by ichigo 
Physics
If a tank is standing up i.e 1.200 dia x 1.100 high with 650 kg inside, How much water pressure to lift it Cheers
asked by Spencer 
English
Imagine that you were a fruit tree. What kind of fruit tree would you be? 1. I would be a mango tree. 2. I would like to be a mango tree. (Which answer is correct? Are both correct?) Do you think you would be happy as a flower? Why?  Yes, I would be happy
asked by rfvv 
Physics
A uniform metal rod, with a mass of 3.7 kg and a length of 1.2 m, is attached to a wall by a hinge at its base? A horizontal wire bolted to the wall 0.51 m above the base of the rod holds the rod at an angle of 25 degrees above the horizontal. The wire is
asked by Lonely 
english
write a letter to your grandparents asking them to you come and stay with you for a few days.
asked by nikku 
math
The sum of first 13th term as G.P. Is 21 and the sum of 21th term in 13. find the sum of first 34th terms.
asked by Nakum Bakul 
java programing
Write a program that evaluates the volume and surface area of a sphere of radius 11.2cm.
asked by leon 
java programing
If you were writing a program application that was harvesting people's emails and telephone numbers, explain and demonstrate how you would validate the individual emails and telephone numbers! That is to make sure all the emails and telephones you got were
asked by leon 
java programing
Write a program that evaluates the volume and surface area of a sphere of radius 11.2cm.
asked by leon 
mathematics
use inverse method to solve the system of linear equations x+y+z4 =0 2x3y+4y33=0 3x 2y 2z 2= 0
asked by victor1 
chemistry
What is the molarity of the solution that results when 60g NaOH is added to enough water to make 500mL solution?
asked by magguy 
science
answer to water conductance lab on conductivity of solutionof 500ppm of nacl,1,000 ppm of nacl,5,000ppm og nacl and 10,000ppm of nacl
asked by dkh 
com/156
how effectively does the essay persuaded you. Universal Health Care Coverage for the U.S. The United States is the only modernized Western nation that does not offer publically funded health care to all its citizens; the costs of health care for the
asked by momo 
math
suppose 250mg of a drug is injected into a persons bloodstream. as the drug is metabolized, the quantity diminishes at the continuous rate of 4% per hour. by what percent does the drug level decrease during any given hour? (find the effective hourly rate)
asked by danielle