Questions Asked on
July 21, 2015

Algebra
A print shop makes bumper stickers for election campaigns. If x stickers are ordered (where x < 10,000), then the price per sticker is 0.28 − 0.000002x dollars, and the total cost of producing the order is 0.087x − 0.0000005x2 dollars. Use the fact
asked by miriam 
English grammar
In the following sentence identify the function of the infinitive (phrase). Is it too expensive to travel to Europe? My list of answers contains: Adverb, subject, direct object, adjective, object of preposition, and predicate noun. I chose predicate noun.
asked by Emily 
math
2. Suppose you obtain a $3,000 Tnote with a 3% annual rate, paid quarterly, with maturity in 5 years. How much interest will you earn?
asked by Pat 
math
a 12 cm by 16 cm picture is mounted with border of uniform width on a rectangular frame. if the total area of the border is 288 cm2, what is the length of the side of the frame?
asked by nicole 
Physics
A 2.1kg 15cmradius cylinder, initially at rest, is free to rotate about the axis of the cylinder. A rope of negligible mass is wrapped around it and pulled with a force of 14 N. (a) Find the magnitude of the torque exerted by the rope. ?N · m (b) Find
asked by Anonymous 
Chemistry
Calculate the amount of heat, in kJ, needed to convert 30.0 g of ice at 5.2 oC to liquid water at 58 oC. Specific heat of ice = 2.10 J/(g oC); heat of fusion of ice = 334 J/g; Specific heat of water = 4.18 J/(g oC)
asked by Mindy 
MATH URGENT!
the athletic department ordered a total of 29 basketballs and footballs for $1000. if the basketballs cost $30 each and the footballs cost $40 each, how many footballs were purchased?
asked by candie 
math
the athletic department ordered a total of 29 basketballs and footballs for $1000. if the basketballs cost $30 each and the footballs cost $40 each, how many footballs were purchased?
asked by candie 
Chemistry
For a given reaction, the rate constant doubles when the temperature is increased from 27 o C to 49 o C. What is the activation energy?
asked by Melissa 
Physics
A steel ball of mass m1 = 1.1 kg and a cord of length of L = 2.3 m of negligible mass make up a simple pendulum that can pivot without friction about the point O, as in the figure below. This pendulum is released from rest in a horizontal position, and
asked by Anonymous 
Math
Hannah rolls two number cubes. What is the probability that both numbers are greater than 3?
asked by Help369 
Algebra
Find the net change in the value of the function between the given inputs. g(t) = 8 − t2; from −6 to 9
asked by Lydia 
Physics
A 14 g bullet is fired into the bob of a ballistic pendulum of mass 1.6 kg. When the bob is at its maximum height, the strings make an angle of 60° with the vertical. The length of the pendulum is 2.3 m. Find the speed of the bullet. ?m/s Any help is
asked by Raj 
Physics
A solid cylinder rolls down an incline plane without slipping. If the center of mass of the cylinder has a linear acceleration of 2.67 m/s2, what is the angle of the incline to the horizontal?
asked by Mary 
ALGEBRA
In a water refilling stationthe time that a pipe takes to fill a tank is 10 minutes more than the time that another pipe takes to fill the same tank. If the two . If the two pipes are open at the same time, they can fill the tank in 12 minutes. How many
asked by Sylvia 
Math
The difference between two numbers is 45. Three times the larger number less five times the smaller number equals 75. What are the two numbers?
asked by serena 
College Alg
Find the inverse function of f. f(x) = 36 − x2 , 0 ≤ x ≤ 6 I can't seem to find this inverse, someone help please?
asked by Lydia 
teacher aide in the special education
when workin closely with students a good hygience practice to follow is to
asked by thompson 
Chemistry
How many grams of Fe can be heated from 40.0oC to 60.0oC when 20.0 g of Cu cools from 100.0oC to 25.0oC? Specific heat of Fe = 0.444 J/(g oC); specific heat of Cu = 0.382 J/(g oC)
asked by Mindy 
Chemistry
What is the mass, in grams, of a sample of solid zinc if its temperature changes from 25.7oC to 39.0oC when it absorbs 123 J of heat energy? Specific heat of zinc = 0.388 J/(g oC)
asked by Mindy 
math
find the linear differential equation that has y=5x+2e^xsin3x as a particular solution
asked by toby 
maths
a man swims at a speed of 50 m/min in stil water, swims 100m against the current and 100m with the current. if the difference between the two times is 3 m 45 s, find the speed of the current
asked by Val 
Statistics
a seed company advertises that, if its seeds are properly planted, 95% of them will germinate. What is the probability that, when 20 seeds are properly planted, at least 15 will germinate  pM( 19/20)? pq(1/20)? 20c15 20c16 all the way up to 20C10? Don't
asked by Linda 
Accounting,business studies,economics,math literacy
What kind of job can i get ?
asked by Sinethemba 
Chemistry II
How many grams of gasoline would you need to burn if you started with a 275 gram piece of ice that started at 25 OC and by the end of the experiment had 100 grams of steam and the rest liquid water?
asked by Cynthia 
US Government
So on my study guide for a final I have this: In Gideon v. Wainwright, d___ _______ rights were the main issue in this Supreme Court case. I Don't know if it's defense attorney rights, or what, but I know this case gave the right to counsel and I'm just
asked by James 
Math
A locker combination has three nonzero digits, with no repeated digits. If the first digit is a 2, what is the probability the second digit is also even?
asked by Help369 
gandhi middle school pasighat
husan buy two kinds of clothes materials for school uniform, shirt materials that cost him rs 50 per metre and trouser material that cost rd 90 per metre . For every 3 metres of the shirt materials he buy two metres of the trouser material. He sells the
asked by Kapthik leho 
URGENT MATH!!
Q1: Robert can paint a room in 12 hours. Dennis and Vince can paint the room in 10 hours & 9 hours respectively. If Dennis and Vince work together for 2 hours, How long will it take Robert to finish the job? I think it's 12 (because it says it, but I think
asked by Victoria 
College Psychology
can some one explain it to me why life started in prenatal development??
asked by Mike 
Geometry  Degrees, minutes, and seconds
Hello, 24° 59' 60" is equivalent to 25° I would like to know how to reach 25° I've seen examples that added 1 to every number but that confused me even more. Thank you for your help!
asked by Emily 
french
Après avoir fait le monologue de Cyrano de Bergerac (regardez toutes les vidéos!), parlez du PANACHE de Cyrano. Faites de la recherche sur Internet pour vous aider. Qu'estce que c'est que "Le Panache?" Comment estce que Cyrano le démontre? (exemples
asked by Jenny 
Chem
If compound X has a firstorder halflife of 24 seconds, how long would you have to wait for only 33% of the original material to be left? Explain why not knowing original Molarity of X does not effect this problem.
asked by Jessica 
Physics
A 10.0m long wire whose total mass is 39.5 grams is under a tension of 577 N. A pulse is sent down the left end of the wire and 29 ms later a second pulse is sent down the right end of the wire. Where do the pulses first meet?
asked by Ken 
psychology
1. Choose a behavior you would like to shape on someone you know. Select a terminal and initial behavior and the steps you would use to shape the behavior. Would you utilize punishment or reinforcement? Would fixed or variable outcomes play a role in your
asked by gail 
Chem
When a piece of Copper weighing 250 grams is placed in a cup with 450 ml of water at 21OC and the Cp of the cup is 47 J/K, how many grams of gasoline would it take to heat the system to 110OC?
asked by Jessica 
french
Three ways Cyrano in the play Cyrano de Bergerac show his panache?
asked by Ellie 
Life orientation
The media do not tell us what to think.they tell us what to think about.how is this so.by using three forms of media
asked by Angel 
math
Of the following, which must be true whenever x^1998 = y^1998? A. x^999=y^999 B. x^1997=y^1997 C. x^1999=y^1999 D. x^2000=y^1000 I tried plugging in 2 for x and y, but the calculator said overflow...
asked by Ryan 
math
If the lengths of the sides of a rectangle are integers, and if one side is 2 more than another, then the perimeter could equal A. 1998 B. 1999 C. 2000 D. 2002 I started this, but I'm not sure what they're asking and I don't know how to solve it.
asked by Ryan 
math
If n is a positive integer, n! is the product of the first n positive integers. For example, 4! = 4 x 3 x 2 x 1 =24. If u and v are positive integers and u!=v! x 53, then v could equal A. 6 B. 8 C. 56 D. 57
asked by Ryan 
Biology
a) Initial filtration occurs when blood pressure forces fluid out of the __________ and into __________. b) Blood enters the glomerulus through the __________ and leaves through the __________. c) Describe what normally passes into Bowman's capsule. d)
asked by Anonymous 
Math
Find 3 consecutive positive integers whose product is 5 more than the cube of the middle number. Tried x*(x+1)*(x+2) = (x+1)^3 + 5, but that solves to x = 6 which isn't positive.
asked by Jim 
Math
A muffin recipe calls for 2 1/2 cups of flour for every 2/3 cups of sugar. How many cups of flour should be used when 4 cups of sugar are used?
asked by Zero 
Chemistry
If the rate of the reaction is 3.5 x 103 at 330 K, and the rate of reaction at 285 K is 5.2 x 105 what is the activation energy Ea in KJ/mole?
asked by Jessica 
New delhi
Find molarity of 20%aqous soluion of amino . the density of the solution is 1.4 grams/ml
asked by Tk 
Finite Math
Can someone please help me. I am not sure to work the following matrices. If A^4 = 3 4 4 5 and A^5= 4 5 5 6 What is A? Can you show me how you got this? Thank you so much ;)
asked by Katy 
Probability
I would really appreciate if someone could help me out. A test for a certain drug produces a false negative 5% of the time and false positive 8% of the time. Suppose 12% of the employees at a certain company use the drug. If an employee at the company
asked by Bridget R. 
Chemistry
What is the heat capacity of 83 g of mercury? Specific heat of mercury = 0.14 J/(g oC)
asked by Mindy 
english literature
hi i have written a review below but its word limit is very high. please help me reduce it to around 200 words or a bit more. thanks in advance. 1. Introduction: Overwhelmed by political intrigue, confronted by a world adversarial to moral sensibilities,
asked by zainab 
Algebra
If g(x) = x2 + 8x with x ≥ −4, find g−1(20)
asked by Lydia 
english literature
hi i have written a review below but its word limit is very high. please help me reduce it to around 200 words or a bit more. thanks in advance. 1. Introduction: Overwhelmed by political intrigue, confronted by a world adversarial to moral sensibilities,
asked by Anonymous 
kwabhanya secondary school
Scıence What ıs a charge on A charge after touchıng each other A and B charges?
asked by zama 
Chemistry
Would gravimetric analysis or colorimetry be more accurate when calculating the percentage yield of a precipitate?
asked by Chiara 
kempston
i spent 1/4 of my money in one shop and 1/3 of my money in another shop. what fraction was left?
asked by lily 
maths lit,economics,accounting,tourism,busine stud
i am doin these subject...an i wanna do financial management.is it possible for me without mathematics
asked by zola 
calculus
how to find surface area of a cylinder with respect to r(radius) and h(height)?
asked by RR 
science
satlelite that monitor the ozoone hole
asked by xious 
Hindu Vidyapeeth
Find the molarity of solution in which 69g nitric acid is present in 500ml of solution ?
asked by Aman Dhankhar