Tuesday
September 2, 2014

Posts by Raymond


Total # Posts: 110

calculus
We know this is a piecewise function and we solved the first part, but we cannot figure out the other equation. A passenger ship leaves port sailing east at 16 mph. Two hours later, a cargo ship leaves the same port heading north at 12 mph. (a) Find a function giving the ...
September 1, 2014

c# programming
Trying to create a program using following algorithms. JumpSearch(list,lower,upper,jump,x) {Look for X in List[lower ... upper]. Report its position if found, else report 0. List is sorted in increasing order. upper>=lower>0; upper-lower+1>=jump>=1.} index = lower...
July 14, 2014

math
In an ordered (A – K, ♠♢♣♡) 52 card deck, using JUMP SEARCH, looking for the queen of hearts, a. What is the optimum jump size k? b. How many probes (m) will it take with the optimum jump size? c. What is the worst case number of comparisons using ...
July 14, 2014

math
In a shuffled deck of 52 cards, we remove 1 card (we don’t know which one) and use LINEAR SEARCH to find the two of clubs. a. What is the average cost to find the two of clubs, if it is guaranteed to be in the deck? b. What is the average cost if the two of clubs is ...
July 14, 2014

Math
____ divided by 5 =1/21 is the answer 5/21
June 20, 2014

math
63 divided by (10-3) + 2 x 4 = 44 is this correct
June 20, 2014

math
a factory wanted to produce 7600 radios. at first, they planned to produce 600 radios a day. however, 8 days later, the remaining radios had to be produced in 4 days. how many more radios than originally planned had to be produced everyday?
June 20, 2014

Math
peter had 3 kg of beef. he sold 1 kg 600 g of it. what fraction of it did he sell?
June 20, 2014

math
the perimeter of a square is 28 inches. What is the length of each side?
March 12, 2014

business
i want to know what kind of job can i find.
January 22, 2014

life orintation
factors that can make a person to be infected by hiv aids
May 19, 2013

Road surface
Follow-on from a previous question: is there a component of any vertical force resulting from the braking force a braking vehicle?
April 26, 2013

Road surface
How does braking force affect the vertical force of moving vehicle? Please show an example!
April 26, 2013

Chemistry
Zinc metal reacts with hydrochloric acid according to the following equation: Zn + 2HCl yields ZnCl2 + H2. How many grams of hydrogen gas can be obtained if 50.0 g of zinc react completely?
March 11, 2013

Finance
A trust has the purpose of:
January 21, 2013

Math
7(12)%8-9
October 29, 2012

Math 11
In a photograph, a man is 1.3cm tall and a flagpole is 4.8cm tall. If the man is 190 cm in real life, how tall is the flagpole, to the nearest centimetre?
March 29, 2012

Math 11
The distance between two cities on a map is 7cm. The actual distance between two cities is 350 km. What is the scale used on this map? Could someone possibly simplify the answer in its most simplified form?
March 29, 2012

math
A recipe calls for 1 1/3 cups of flour. Harold has 1/2 cup of flour. How much more flour does Harold need to make the recipe?
February 9, 2012

math
The formula used to convert Celsius degrees to Fahrenheit degrees is F = 9/5C + 32. What is the Fahrenheit equivalent of 35C ?
February 8, 2012

American Government
Unreasonable
February 8, 2012

english
Many students anticipate spring break but, Luis looks forward to winter vacation more.” True False
February 2, 2012

math
Andy has the 2 cubes shown here. They have the numbers 1,2,3,4,5,and 6 on their faces. If he rolls the cubes together, what is the probability that the 2 numbers showing at the top of the cubes will total 6 when added together?
February 1, 2012

math
In a basketball free-throw contest held at the high school, Rudy made 4 out 5 free throws. At this rate, how many free throws could he expect to make in 25 tries?
January 25, 2012

physics
45. Here the same stone is being accelerated vertically upward. a. Draw force vectors to some suitable scale showing relative forces acting on the stone. b. Which is the longer vector, and why?
January 16, 2012

math
Howard made cards for the fractions 3/9,4/8, 1/7, 6/5,and 3/10. He set them out in a row, putting 1/7 first.The fraction equivalent to 1/2 went after the one equivalent to a mixed number. A fraction that is half of 3/5 went between the fraction equivalent to a mixed number and...
January 15, 2012

math
Howard made cards for the fractions 3/9,4/8, 1/7, 6/5,and 3/10. He set them out in a row, putting 1/7 first.The fraction equivalent to 1/2 went after the one equivalent to a mixed number. A fraction that is half of 3/5 went between the fraction equivalent to a mixed number and...
January 15, 2012

MATH
jESS WOULD LIKE TO CUT A BOARD THAT WAS 50 INCHES LONG INTO 2 PIECES ONE OF WHICH IS 16 INCHES LONGER THATN THE OTHER. HOW LONG IS EACH PIECE.
January 4, 2012

grammar
i need to know what is the correct my mom is here also i am in third grade the question is about plural possessive nouns the question is Presidents famlies live in the White House what would preadient with a s
December 14, 2011

Math
A 20 foot ladder is leaning against the side of a building. The bottom of the ladder is 4 feet from the wall. How many feet above the ground does the ladder touch the wall?
December 3, 2011

binomial
Independent samples of n1 = 400 and n2= 400 observations were selected from binomial populations 1 and 2, and x1 = 100 and x2 = 127 successes were observed. Calculate the approximate standard error for the statistic, the point estimator for the difference ( p1-p2) in the two ...
November 21, 2011

University Chemistry (first year)
I'm pretty sure the 13.33g is mass of aluminum not alum. You found that 0.92g of aluminum gives 16.44g of alum so how much g of alum do u get from 13.33g of aluminum
October 17, 2011

math
2.3•(-1.55)=
October 10, 2011

math
2.3•(-1.55)=
October 10, 2011

English
Thank you for the help, by the way.
September 29, 2011

English
Oh, I forgot to mention, the boy who helps them goes to her school and his father has alzheimers as well.
September 29, 2011

English
I have to write an essay on the theme of the short story "All is clam" by Ann Walsh. The story is about a girl who has to take her grandmother, who has alzheimers, to the hosptial. She has difficulty dealing with her grandmother acting very "strange" on the...
September 29, 2011

English-Please recheck
I read the article but I still have a question-can it be third person limited if there is dialogue with the "I" in it? Example: John Jones saw his old neighbor Tom Flannery for the first time in 20 years. "Tom , waht happened to you?" "I had an ...
September 21, 2011

English
Could someone explain how to identify first person, first peripheal, third person omniscient,third person limited or third person paraphase. I know the definitions but I guess I just need a basic way to identify them from each other-is there such a thing? I have a hard time ...
September 21, 2011

English-please recheck
I did two responses because after the first response I thought of something else about the second part of my question
September 20, 2011

English
I think the character in the song realizes that the river represents the dreams because he remembers those dreams the way he remembers the way they used to go to the river
September 20, 2011

English
A Nonce symbol is a symbol that is used in just that context while a conventional symbol is a universal symbol. I'm just not sure is a river a universal symbol for dreams?? The second part-I'm not sure what you're asking "The River" is a song so ...
September 20, 2011

English
I have a question we were suppose to analyze The River by Bruce Springsteen in which a guy speaks of how the youthful dreams his girlfriend and him have had all disappeared. He remembers those dreams the way he remembers the way they used to go to the river to swim. The river ...
September 20, 2011

Math
But the formula doesnt work because its gotta b in ax+b=c equation
September 18, 2011

Math
Higgins Rental charges $ 18 an hour to rent a power tool in addition to a $9 flat service fee. If Joseph rents a power tool and is charged $ 423, how many hours did he rent the tool? Hint: Convert the above scenario into an equation of the form A x + B = C. I need help to get ...
September 18, 2011

Math
Mr. Smith bought shoes for $ 120 and a suit for $ 340. Find the total cost including tax if the tax rate is 5.5%. (a)$ 485.30 (b)$ 48.53 (c)$ 358.70 (d)$ 460 (e)$ 406 I cant figure out how to solve this problem but what i did was added the 120 and 340 and multiplied it by the ...
September 18, 2011

Math
Thank you very much! I thought it was 2 Square Roots of 11. You saved me.
September 11, 2011

Math
How would you solve for X if X was the hypotenuse of a 45-45-90 triangle and the other two sides were Square Root of 11?
September 11, 2011

college algebra
You made a mistake bobpursley in solving Amber's problem. 6/5 does NOT equal 6/15! 6/5=18/15 Therefore your calculation in line 2 of your solution is incorrect! It SHOULD read: -2x+1/15(-18+25) -2x+7/15
June 20, 2011

college algebra
Amber, I'm not sure if my solution is correct but I will take a stab at it. Your problem was: 2/5(5x-3)-1/3(12x-5) 2x-6/5-4x+5/3 -2x-18/15+25/15 -2x+7/15
June 20, 2011

Alg 2
Schuyler, in order to solve your problem I had to turn it around (Gloria Estefan?). You said the last term was 13...I made it the first term. You said the common difference was a -10...I made it a +10. Now I had to find the last term so I used this formula: L=a+(n-1)d so 13+(...
June 20, 2011

Alg 2
Schuyler, the sum of the 12 term aritmetic progression is 816
June 20, 2011

Maths
Annabella, I don't believe you have provided enough info to solve your candy bar fundraiser problem.
June 20, 2011

us history
K, one of the BIG problems in democracies is that their leaders tend to be foolish mimicing their constituents. One glaring example is Lyndon Johnson who was President during part of the Vietnam War. He greatly increased the number of Americans fighting there...assuming ...
June 18, 2011

US history 1945-1970
Jessica, if you want to see a real dynamic change in American foreign policy from the Democrats, you will have to go to the Reagan Presidency...a quantum leap difference!
June 18, 2011

Math algebra (urgent!) help me! Thanks a lot!! (;
Click6, I can give you an intuitive answer but not a mathematical one. My intuitive answer is there are 100 oranges bought in this problem. Thus each orange cost .30 or 100*.30=$30 The sellng price per orange is .35 or 5 cents more than the cost. 80 sold oranges times .35 ...
June 18, 2011

Math
But your solution of this problem doesn't show the stuff that any real businessman would want to know. How many oranges? What is my unit cost in actual cents not formula? When will I be in profit? etc
June 18, 2011

math
I assume that 10010000 is a binary number. To transform this number to a decimal system, take each "1" and count how many positions to the left it is and multiply by the base 2 the expoenent of the positions minus 1. So the first 1 is equal to 2 X (the expoenent 4) ...
June 17, 2011

math
x times (x+2)=35 meters x squared plus 2x = 35 meters (x+7)(x+5)-35=0 x+7=0 x=7 meters the length x+5=0 x=5 the width I believe this is correct But math is not my strongest subject. History and Geography are. :)
June 15, 2011

social studies
Ms. Sue, the American Dollar came from Germany as far as the derivation of its name AND it was based on large beautifully made German silver coins called 'Thalers' which are pronounced in German as tall ers a very similar sound to the anglicized 'Dollars'. Of ...
June 14, 2011

social studies
What MAJOR cultural contributions has Germany made to the American People?
June 14, 2011

social studies
Joanne, kudos to you! A very good question. :) A good way of answering your question Joanne, would be to ask this question...which defeat did the South suffer that was worse and more far reaching than any other defeat? Now most people would say Gettysburg. It's true Lee ...
June 14, 2011

Math
Write a possible equation that crosses the x-axis at 2 and -4.
June 13, 2011

social studies
??? I thought people used their own minds to gain understanding. What you're asking me to do is answer the question that I posed then maybe you'll respond to my answer. A bit lazy intellectually don't you think? I would like to see what other responses my question ...
June 13, 2011

social studies
The mysterious man looked at a large wall map of Germany and the countries she shared borders with. "Before starting a war, Germany always chooses a key city as its allied city. This city is usually the capital of another country. Clearly, Germany is moving in a ...
June 13, 2011

Math
3.7 miles. The tangent of 17 degrees is .3057. So x over 12 = .3057 Thus x=(12)(.3057) or 3.6684 miles whch rounded off is 3.7 miles.
June 12, 2011

Maths
Holly if you have 2 expressions like this...4(x+1) Times 4(x+1) where x=3 then by substitution 4(3+1) Times 4(3+1) = 16 x16 or 256
June 12, 2011

algebra
For the expression 4(x+1) where x=3 Then 4 Times 4 = 16
June 12, 2011

history
Blair, God's omnipotence is not a "dilemma" if you follow this line of reasoning. God is a giving and sharing God. First he has given us rain, sunlight, ever changing winds, the 4 seasons etc. But he wants to give and share so much more...his godhood his powers, ...
June 12, 2011

Algebra
45 But this is NOT an algebra problem it is but a simple subtraction problem.
June 12, 2011

Math
What is the probability that their IQ is above 90?
June 5, 2011

life orientation
in 10-15 line critically discuse 5 ways in which the human or environmental problem impact on the community.provide relevant sources to support claims
June 3, 2011

earth
Which of the following is NOT one of the six steps of IPM? Choose one answer. a. evaluating and recording results. b. properly identifying pest damage. c. Trapping pests for return to native ecosystems. d. learning pest and host life cycles. Which of the following statements ...
May 27, 2011

life orientation
in 15 lines critically discuss 5 ways in which the substance abuse impacts on the community. Provide relevant sources to support your claims.
May 3, 2011

Math
97 However my solution of the problem went a different way than MathMate. The 24th student would have a base score of 73 and add 24 to it (to raise the average score of all students by 1) would give 97 as the answer.
February 3, 2011

econ 102
the price-elasticity of perfume and salt.
January 19, 2011

math
joe was baking a cake. he added 3/4 cup of white suger and 3/8 cup brown suger how much did he use it all?
January 4, 2011

physics
Deceleration: 16 = 20 + Ta 16 - 20 = 10a a = -0.4 m/s2 Braking force = 300 X 0.4 = -120 N Please check the above calc and give comments!
November 21, 2010

Hydrogen peroxide
Under phycal properties I read Lola mass 34.0147 g/mol Where does "lola stands for?
August 22, 2010

math
find the five number summary of the following set of numbers. 335, 237, 112, 387, 250, 583, 267, 222, 314
August 1, 2010

chemistry
determine the number of grams of solute needed to make 1.05 mole solution of HNO3 in 2.00Kg ofH2O
June 1, 2010

Math
What is the equation for finding an outlier for a box-and-whisker plot?
May 18, 2010

Math
What is an interquartile range?
May 18, 2010

social studies
Due to the Boston Port Act and several other "Intolerable Acts" as the Bostonians called them, a general congress was called for all of the Colonies to meet and discuss the response to these acts. The unique thing about this event was that all of the Colonies felt ...
May 11, 2010

southwest asia
It is either B or C... I Think it is B.
May 11, 2010

12th grade life orientation
Environmenment factor that causes disasters
April 18, 2010

math
2/3k-(k+1/4)=1/12(k+4)
January 23, 2010

math
2/3k-(k+1/4)=1/12(k+4)
January 23, 2010

math
2/3k-(k+1/4)=1/12(k+4)
January 23, 2010

UC PERSONAL STATEMENT
I want to write that I listen to Chinese music and about being Chinese. Would that be a personal quality or a "where I come from"?
October 18, 2009

an automobile is traveling north. can it have a ve
an automobile is traveling north. can it have a velocity toward the north and at the same time have an acceleration toward the south? under what circumstances?
September 24, 2009

ENVIRONMENTAL SCIENCE
45. The largest natural source of ionizing radiation comes from ___________. The largest anthropogenic source of ionizing radiation comes from ______________.
September 20, 2009

PHYSICS VECTORS
1. The problem statement, all variables and given/known data Find the vector product of Vector A cross Vector B(expressed in unit vectors) of the two vectors. What is the magnitude of the vector product? 2. Relevant equations Vector A= 5.00i + 2.00j Vector B= 3.00i - 1.00j 3...
September 17, 2009

chemistry help
ok so i need to find how many atoms make up the earth. the average atomic mass of the atoms is 14g/mol. avogadro's number gives the number of atoms in a mole. so what atom do i take?? carbon or something??
September 17, 2009

_____ radiation can damage genes?
Is it ionizing, nonionizing or gamma radiation??
September 15, 2009

PHYSICS
As you eat ur way thru a bag of cookies, you observe each cookie is a circular disk of diamter 8.50+ or - 0.02 cm and thickness 0.050+ or - 0.005cm. Find the avg volume of a cookie and the uncertainty in the volume.
September 10, 2009

ENVIRO SCIENCE
So #2 is 19.4% decrease?
September 2, 2009

ENVIRO SCIENCE
So it is 156% increase and 19.4% decrease?
September 2, 2009

ENVIRO SCIENCE
1.Between 1950 and 2004, the world population increased exponentially from 2.5 billion to 6.4 billion, what is the percent change? 2.Calculate the percent decrease if there are 620 incoming freshmen and 500 graduated seniors? percent change: (amount change/initial value ) x ...
September 2, 2009

Algebra 2
27X^4 - 9X^3 - 30X^2 + 10X HELP ME WITH MY Q
September 2, 2009

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