Questions Asked on
November 24, 2011

Statistics
Suppose a tire manufacturer wants to set a mileage guarantee on its new XB 70 tire. Life tests revealed that the mean mileage is 47,900 miles and the standard deviation is 2,050. The manufacturer wants to set the guaranteed mileage so that no more than
asked by Brea 
geometry
M right angle R= 120 degrees and M right angle S = 100 degrees find mrightangleT
asked by Ryan 
Geometry
In the accompanying diagram of rhombus ABCD, diagonal BD is drawn and measure of angle C = 50 degrees. find measure of angle ADB
asked by Anonymous 
RIDDLE
MY NAME IS MARIA. WHEN I WAS THERE. AND WHEN I WAS NOT THERE. WHAT IS MY NAME?
asked by aNONYMOUS 
calculus
Calculate R8 for f(x)=8−x over [3,5]. R8=
asked by saud 
College Physics
A wire P has resistance R. If the wire is stretched and its length is increased by 10%, what would be the percentage change in its resistance? (Assume the density of the wire remains constant) A)  10% B) 0 % C) 10% D) 20% My thoughts: Since resistance is
asked by Andrew 
Calculus  Optimization
UBC parcel post regulations states that packages must have length plus girth of no more than 84 inches. Find the dimension of the cylindrical package of greatest volume that is mailable by parcel post. What is the greatest volume? Make a sketch to indicate
asked by Ass11 
science
a football is kicked with a speed of 15m/s at an angle of 35 degree from the ground. a. how high is the ball from the ground at t=0.400s? b. how fast is it moving(s) after being kicked? c. at what tvalues is the ball 2m from the ground?
asked by ten 
Math
A rectangle has parameter of 24 unit, if width is 4 unit what is length. 10 unit 6 unit 16 unit 8 units My answer is 16 unit.. I wan a make sure if I am right.
asked by Anonymous 
Math
Learning about quadratic functions and equations, and I am struggling. It's so easy for others to understand, but math is my weakness, would appreciate all the help you could give. Notes and stuff would be great, as long as I understand. Quadratic
asked by Untamed 
Math help plz
Dresser is 3 3/4 feet from 8 foot ceiling .what height of dresser in feet . Plz answer the question , I try to do my mind is hurting could not figure out. My answer is 4. 75 ...I don't know if I m wrong or right.
asked by Anonymous 
chemistry
In the following experiment, a coffeecup calorimeter containing 100mL of H2 is used. The initial temperature of the calorimeter is 23.0 C . If 3.40g CaCl2 of is added to the calorimeter, what will be the final temperature of the solution in the
asked by Yuli 
physics
a pitches takes 0.10 seconds to throw a baseball, which leaves his hand at a velocity of 30m/s. the balls acceleration is?
asked by ricajane 
Psychology Please Help!!!!
Billy Sue hated dresses, but loved dogs, horses, turtles, lizards, and frogs. Her grandmother, who knew how little girls should look, dragged her to the children's store and forced her into a lacy pink dress. Although Billy Sue scowled at her image in the
asked by Anonymous 
physics
a pitches takes 0.10 seconds to throw a baseball, which leaves his hand at a velocity of 30m/s the ball's acceleration is?
asked by ricajane 
chemistry
Calculate the pH of a 0.063 M (C2H5)2NH solution (Kb = 1.3 103).
asked by melissa 
geometry
Find values of x and y for which ABCD must be a parallelogram. The diagram is not to scale. 2x2 y+24 5y8 x+2
asked by Ryan 
Probability PLEASE HELP
A box contains exactly five chips, three red and two white. Chips are randomly removed one at a time without replacement until all the red chips are drawn or all the white chips are drawn. What is the probability that the last chip drawn is white ?
asked by maria 
Chemistry
You are given an unknown solution that only contains one of the two listed cations. Describe a simple test to distinguish between aqueous solutions of the following cations. State the distinguishing outcomes of the test and the indication of which cation
asked by Kendel 
Geometry
what statement is not always true about a parallelogram?
asked by Anonymous 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
Physics
A boy kicks a soccer ball directly at a wall 41.8 m away. The ball leaves the ground at 42.7 m/s with an angle of 33.0 degrees to the ground. What height will the ball strike the ground? distance = 41.8 m theta = 33.0 degrees Vi = 42.7 m/s
asked by Jasmine Smith 
physics
how long does a car with an acceleration of 2.0 m/s^2 take to go from 10m/s to 30m/s?and show the solution how do you get the answer.
asked by ricajane 
Statistics
The lifetimes of batteries produced by a firm are known to be normally distributed with a mean of 100 hours and a standard deviation of 10 hours. What is the probability a battery will last between 110 and 120 hours?
asked by Brea 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
AP calculus
The sixth term of an Arithmetic Progression is 23 and the sum of the six terms is 78. Find the first term and the common difference.
asked by Watermelon 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
physics
how long does a car with an acceleration of 2.0 m/s^2 take to go from 10m/s to 30m/s?
asked by ricajane 
3rd grade math 1
an averagasided female spider and a large spider can lay a total of 2100 eggs at one time. the large spider lays 20 times the number of eggs as the average sized spider. how many eggs does the average side spider lay?
asked by Anonymous 
Probability
A box contains exactly five chips, three red and two white. Chips are randomly • removed one at a time without replacement until all the red chips are drawn or • all the white chips are drawn. What is the probability that the last chip drawn is white?
asked by maria 
Probability Pþease helpp
Select numbers a and b between 0 and 1 independently and at random, and let c be their sum. Let A, B, and C be the results when a, b, and c, respectively, are rounded to the nearest integer. What is the probability that A + B = C?
asked by maria 
physics
I'm having a hard time answering this question. I don't know what equation to use? I've tried using dy= Viyt + 1/2 gt^2. Water is leaving a hose at 6.8 m/s. If the target is 2 m away horizontally, What angle should the water have initially? thank you :D
asked by maddi shane 
english double checking
The story of "The Turtle and the Rabbit Run a Race" teaches a few lessons. What lesson does it teach about cheating? "The Turtle and the Rabbit Run a Race" personally taught me if I don't work hard, and I cheat to earn the success I want; I will get the
asked by Anonymous 
english
Hi, I only need help in the questions. "The Turtle and the Rabbit Run a Race," #38 Swapping Stories Bel Abbey, Elton, Louisiana I'm going to tell you about the story about the Rabbit and the Turtle running a race. They were going to run a race one time.
asked by Anonymous 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
Probability Please helpp
For each integer n ≥ 4, let an denote the basen number 0:133n. The product a4a5 : : : a99 can be expressed as m/n! where m and n are positive integers and n is as small as possible. What is the value of m?
asked by maria 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
physics
how long does a car with an acceleration of 2.0 m/s^2 take to go from 10m/s to 30m/s?and its solution
asked by ricajane 
Sentence
We could have  lunch with them Had ate Eat Ate Eaten I choose had ate. Ami I right.
asked by Anonymous 
math
At the Natural History museum Paula saw 5 times as many beetles as spiders. She saw 6 more spiders than caterpillars. If Paula saw 50 insects and spiders, how many of each kind did she see?
asked by Anonymous 
English
I have a few more doubts. Thank you. 1) I keep fit by doing exercise every day. 2) What are you playing at? (How would you rephrase it?) 3) He is making breakfast on his own/by himself/alone (Do they have the same meaning?) 4) Get moving ! I'm on my way.
asked by Henry2 
Statistics
The grades for Economics students at a large university are found to be normally distributed with a mean of 76 and a standard deviation of 4. What proportion of the students are expected to have a grade between 84 and 88?
asked by Brea 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
stati
12. Suppose 80% of students finish high school. Of them, 50% finish college. Of them, 20% get a master’s degree. Of them, 30% get a Ph.D. (i) What percentage of students get a Ph.
asked by dean 
Probability PLEASE HELP
Tina randomly selects two distinct numbers from the set {1, 2, 3, 4, 5}, and Sergio randomly selects a number from the set {1, 2, . . . , 10}. The probability that Sergio’s number is larger than the sum of the two numbers chosen by Tina is ?
asked by maria 
english
Does number one look good so far? Thanx 1. The story of "The Turtle and the Rabbit Run a Race" teaches a few lessons. What lesson does it teach about cheating? 1 The story of The Turtle and the Rabbit Run a Race teaches that even if you get what you want,
asked by Anonymous 
Math
Find the Zeros of the following functions f(x) = x/3 +5 ^ That one is layed out so differently I don't understand how to solve. In each of the following, determine the zeros of the function and determine the yintercept of the graph of the function. f(x) =
asked by Untamed 
psychology
In Psychology, it is a wellknown fact that one can change oneself through positive selfaffirmation & visualisation .It is believed that the selfaffirmations to the subconscious mind is best done in an “already achieved mode”. For example, a student
asked by meeyung 
math
calculate the average daily balance from the following(30day billing cycle) 721 billing date previous balance $400 728 payment $40 credit 731 charge $60 86 payment $10 credit 813 cash advance $50
asked by andrea 
physics
A block of wood weighing 10newton is placed on the horizontal table,it is then pulled by means of a spring balance attached to one of its ends,the block just begins to move when the spring balance records the horizontal force 5newton.what is the
asked by pearl 
physics please help!!
A satellite dish is designed to pick up radio waves from geostationary satellites about 36000 km about the Earth's surface. If the dish's surface is a part of a sphere of radius R, where should the receiver be placed compared to the center of the dish? 1.
asked by archi 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
Statistics
Assume there are two lakes containing trout and the weights of the trout in each lake are normally distributed. The distribution of trout weight in Lake A has a mean of 18 ounces with a standard deviation of 2 ounces. The distribution of trout weight in
asked by Brea 
physics
a bus is moving on a straight highway at 12m/s. as it approaches the total gate, it decelerates at 2.5 m/s2 in 5 seconds. what is the final velocity of the bus?
asked by ricajane 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
physics
A force vector points at an angle of 51.6 above the +x axis. It has a y component of +494 newtons (N). Find (a) the magnitude and (b) the the x component of the force vector.
asked by Anonymous 
English
I urgently need you to help me express the following concepts. Thank you. 1) Thank you for your last email.I really hope our French partner will agree to use English as the lingua franca for our common project. 2) Since the project will last two years, I
asked by Henry2 
Astronomy
From Hawaii to the bend in the HawaiianEmperor chain is about 4000 km. If the Pacific plate is moving 8.0 cm a year, estimate how long ago the direction of plate motion changed. (The San Andreas Fault in southern California became active at about the same
asked by Andy 
English
I left out the following sentences. Thank you very much. 1) In each episode there was a flashback, which showed what the characters were doing before the crash. Through the flashbacks the audience learned more about the characters (could learn more about
asked by Henry2 
english double checking
5 If someone asked me what kind of tale this was I would say it is a folktale because it is passed on and told by a person. The tale also uses animals and teaches lessons. 8 In what ways are the stories "The Turtle and the Rabbit Run a Race" and "The
asked by Anonymous 
Math
Analyzing Quadratic Functions describe how the graphs of the following functions relate to the graph of y=x^2. Could someone please tell me what that means? I sort of understand it, but I want to get it perfectly straight. y = (x+5)^2 Since it's in the
asked by Untamed 
social studies
what does it mean to be a global citizen?
asked by smiley face 
geometry
‹mÚR = 120‹ and mÚS = 100‹. Find mÚT.
asked by Ryan 
PHYSICS (PLEASE READ)
I tried all the formulas i know but i cannot answer it I really need your help in this question.. A projectile was launched 64° above the horizontal, attaining a height of 10 m. What is the projectile's initial speed?
asked by kike paul 
AP calculus
Given an arithmetic progression 7,3,1,..., state three consecutive terms in this progression which sum up to 75.
asked by Watermelon 
physics
A force vector points at an angle of 51.6 above the +x axis. It has a y component of +494 newtons (N). Find (a) the magnitude and (b) the the x component of the force vector.
asked by Anonymous 
Math
Triangle GHI has i= 19 m, H=137 degrees, and I=51degrees. Find g. Happy Thanksgiving.
asked by Tre 
Environmental Science
How can I relate the Fourth Principle of Ecosystem Sustainability to: c. biotechnology:
asked by Hana 
chemistry
For A pressure of 25.7 inHg would be how many kilopascals? This is the answer I received: 25.7 mmHg x (101.325 kPa/760.0 mmHg) The mmHg cancel each other out So 98.659 kPa My Question is I started out with inHg, and not mmHg. Would it be the same since I'm
asked by Sandy 
Science
A skater pushes off with one foot and then glides in a circle. Is a net force acting on the skater? How can you tell?
asked by Anonymous 
chemistry
A pressure of 25.7 inHg would be how many kilopascals? I received an answer but the person who helped me used mmHg. How do I convert inHg into mmHg to solve my questions. Help please
asked by Sandy 
socials
i find many information on internet of invasion of italy during world war 2 but it not tell me straightforwardly how italy get involved in it and what it really about. it was invasion of sicily. I think british only fight off germans, but how italy
asked by Mohammad 
English
I urgently need to revise this paragraph about a program called "Lost". 1) Lost was first transmitted (broadcast) by ABC in 2004. It was soon very popular because of its unusual plot. 2) Lost is the story of the survivors of a plane crash in the Pacific
asked by Henry2 
LITERATURE... 941
in A modest proposal, briefly explain hw the themes of prejudice and cultural arrogance are shown throughout the essay?
asked by Anonymous 
Math
Hi this is a dimensional analysis problem,I want to solve for x. 300x^2 16.667x^3+(7200)=0 after getting 300x^2 16.667x^3=7200 I really don't know what to do. Plz help. Math (Dimensional Analysis)  Reiny, Thursday, November 24, 2011 at 11:27am This is
asked by Kari 
Chem
Pb(NO3)2(aq)+2NaCl(aq)+C3H8O(aq) Can anyone write me the product and balance the equation?
asked by A 
college mathematics
in exercises 3540 write the statement in symbolic form let p: The tent is pitched q: The bonfire is burning # 38 The bonfire is not burning if and only if the tent is not pitched
asked by miss c 
chemistry
A student generates H2(g) over water using the reaction between zinc and hydrochloric acid Zn(s)+ 2HCl(aq)> ZnCl2(aq)+ H2(g) Data: Mass of vial and zinc 15.5082 mass of vial 15.3972 mass of zinc 0.111 final burette reading 45.30mL barometric pressure:
asked by Yuli 
Fine Art 7 (computer club)
Ok I'm making a comic books for computer club/fine art 7 and I can't think of any titles. 1) Love Hurts 2) Charming Smiles 3) I Was Born this Way Please Help!!! Thank You!!!!
asked by Laruen 
math
solve 3x^25x11=0 Find the x intercepts of f(x)=3x^25x11
asked by Allison A 
calculus
Calculate R8 for f(x)=8−x over [3,5]. R8=
asked by saud 
Social Studies 9
Can someone please help ! CAN someone please list the similarities between pioneers (American rev.) and Puritans & Jacobins (French rev.) NO links please :]
asked by Stephanie 
Math
Convert 1800ml into liters
asked by Leslie 
math
use the names and ages of yourself and the other two people you selected. Make sure one is older than you and one is younger than you. In years, how old was the older person when you were born? Write an equation that models how old in years each of you
asked by king 
Statistics
What will adding 50 to each score in a distribution do to the standard deviation of that distribution?
asked by Brea 
geometry
The corners of the square, 2m. sides, are cut off to form a regular octagon. What is the length of the side of the resulting octagon?
asked by Lian 
Probability Pþease helpp
Tina randomly selects two distinct numbers from the set {1, 2, 3, 4, 5}, and Sergio randomly selects a number from the set {1, 2, . . . , 10}. The probability that Sergio’s number is larger than the sum of the two numbers chosen by Tina is ?
asked by maria 
3rd grade math
a male black widow spider is half the size of a female black widow spider. together they are 21 millimeter in length. how big is a female black widow
asked by Anonymous 
physics
if a moving body changes its velocity from 30m/s to 15m/s the body's motion becomes?
asked by ricajane 
2 grade math
% of 0.66? Answer 66. Am I right
asked by Anonymous 
Science
The fly food recipe requires that the final solution contain 1.5% agar. If the final volume is 800ml, how much agar will you need? I get 12ml, does that seem right?
asked by Anonymous 
Environmental Science
How can I relate the Fourth Principle of Ecosystem Sustainability to: d. medicine:
asked by Hana 
second persons narrative
there are 2 opthion of second person narrative in my wxam i chose the first one .. but want to make ure if i am right, you become lost in labyrnith of lies he was lost in labrinth of lies. question 2 my son's peaches are ready for harvest. the peaches are
asked by Anonymous 
math
a store has a total of 108 fulltime staff and part time staff. There are three times as many fulltime staff as part time staff. How many of the staff are in each category?
asked by hannah 
math
What are advantage and disadvantage of investigate by counting the number words in each sentence from a section of a book by each author.
asked by anonymous 
English
I included the sentences I was most doubtful about. Thank you. 1) In each episode there was a flashback, which showed what the characters were doing before the crash. Through the flashbacks (?) the audience learned more about the characters (could learn
asked by Henry2 
English
What argument does frank use to persuade artie not to back out of the evening?
asked by Anonymous 
physics
A still block slides over a still surface,if the mass of the pot is 2.00kg what is the force of friction opposing the motion?coefficient of kinetic friction is taken as 0.42.Gravity is 9.8
asked by mary 
science
a gardener cuts a rectangular field 16m long by12m wide. what is theperimeter of the field
asked by shautae 
math
give exact and approximate solutions to three decimal places (x2)^2=12
asked by Allison A 
physics
A metal rod has a length of 4m at 50 degrees celcius and a length of 6m at 200 degrees celcius. What is it's length at 20 degrees celcius?
asked by Afrah 
math
Give exact and approximate solutions tto three decimal places x^27x+9=0
asked by Allison A 
math
Simplify: 8t+12 _______ 4
asked by raluca 
English
Could you please check these last sentences, please? 1) He is wearing a grey sleeveless Tshirt and a pair of tracksuit pants. 1) Most penguins at the Blackbrook Zoological Park are swimming actively in the water except for a sadfaced one, who (which?) is
asked by Henry2 
english
Hi does the following sentence sound alright, or should I replace "and it" with the word which? It was filled with lies, corruption, betrayal and it kept me at the edge of my seat.
asked by jake 
chemistry
For A pressure of 25.7 inHg would be how many kilopascals? I did the following, is this correct? 25.7 inHg X 25.4 mm/1in X 101.325 KaPa/760 mmHg = 87.0301 Kapa So: KaPa = 87.0
asked by Sandy 
math
find the veretx, the line of symmetry, and the maximuym or minimum value of f(x)=(x8)^22 Help
asked by Allison A 
physics
the image you see in a plane mirror appears to be at what distance?
asked by priscilla 
Statistics
9. A probability experiment has three possible outcomes, A, B, and C. If P(A) = 0.60 and P(B) = 0.20, then P(C) = ______.
asked by Brea 
chemistry
how do i change 2866.0 J to kJ/mol? can someone please help me?
asked by Yuli 
Physics
a boynam maure
asked by Daiana Anne 
physics
if the velocity of a moving object is constant, the acceleration is?
asked by ricajane 
Math
Triangle DEF has D= 58 degrees, E= 41degrees52', and f(little f)= 0.032 microns. Find d
asked by Dwayne 
chemistry
Could someone please tell me how to solve this problem: A pressure of 25.7 inHg would be how many kilopascals? Could you please list the steps on solving it. Thanks
asked by Sandy 
English
I urgenlty need you to revise this sentence. 1) I'm pleased to hear that your school is willing to undertake the task of coordination. (to act as a coordinator of the whole project).
asked by Henry2 
English
I think I should write "read" since it is an email I received. I'm pleased to read (in an email) that your school is going to act as a coordinator.
asked by Henry2 
Chemistry
A pressure of 25.7inHg would be how many kilopascals? Can you do it step by step please. Thank you
asked by Jasmine 
statistics
570 people were in a survey and 124 people said yes. What proportion of people said yes to 1 d.p
asked by Melissa 
PHI103
write two arguments in English, one in the form of modus ponens and one in the form of modus tollens. Can you give me what advantages does being able to symbolize our arguments provided? are there disadvantages to using the technique to make the structure
asked by mary smith 
physics
the magnitude of 2 vectors are 4 and 5 units and the angle b/w them is 30,taking first vectoron xaxis.find the magnitudeof resultant vectorand its direction?
asked by nehA 
Calculus
The domain of e^(x^23x+1/2)
asked by Anonymous 
social
Where is located place: choose a)USA, b)Briton, c) Wales, d)Australia? It was represented a picture.It shows a lake with steps or cascade of steps around this lake with folling water
asked by Anonymous 
math~ helpp pplease
(3,5) is a point on the graph of y = f(x). Find the corresponding point on the graph of each of the following relations a) y=3f(x + 1) + 2 what do I do with the negative sign before the x (x)?
asked by Jay 
statistics
how to interpret two diffrent mean and standard deviation ??????????????
asked by metu 
advanced algebra
How do you factor 9(b to the 4th power)  200
asked by kmoore 
Biology
In order to predict the percentage of males and females three assumptions must be considered: 1. The X carrying sperm and Y carrying sperm have an equal chance of fetilization: 2. The egg and sperm combine at random: 3. the XX and XY zygotes have equal
asked by Christina 
Math (Dimensional Analysis)
Hi this is a dimensional analysis problem,I want to solve for x. 300x^2 16.667x^3+(7200)=0 after getting 300x^2 16.667x^3=7200 I really don't know what to do. Plz help.
asked by Kari 
physics
Stone is dropped frm rest,frm point A on a cliff,it falls 64,8m to point C,B is a point one quarter of the way down.calculate the time the stone takes to fall frm A to C.
asked by Anonymous 
physics
what is nature of a graph of period against angle
asked by davis 
geometry
The perimeter pf an equilateral triangle is 18 cm make an equation for x.Solve this ,and find x
asked by vyom 
science
Is specific gravity moreor less accurate than other characteristics, explain
asked by Anonymous 
Statistics
A loaded die is tossed. Which of the following assignments could be made for the probabilities of each simple outcome. P(1) = .2 P(2) = .2 P(3) = .2 P(4) = .1 P(5) = .1 P(6) = .1 P(1) = .2 P(2) = .3 P(3) = .1 P(4) = .1 P(5) = .1 P(6) = .0 P(1) = .1 P(2) =
asked by Brea 
Statistics
8. What will adding 50 to each score in a distribution do to the standard deviation of that distribution? will not change the standard deviation will increase it by 50 will increase it by 502 will not change it but will increase the variance
asked by Brea