Saturday

August 30, 2014

August 30, 2014

Number of results: 63,942

**Physics**

A proton, traveling with a velocity of 6.8 × 106 m/s due east, experiences a magnetic force that has a maximum magnitude of 8.6 × 10-14 N and direction of due south. What are the magnitude and direction of the magnetic field causing the force? If the field is up, then enter a ...
*August 2, 2014 by Luke*

**Math**

Which expression is equivalent to (-2)(a+6)? -2a+6 2a+12*** -2a-12 -2a+12 To which subsets of real numbers does the number -22 belong? Choose all that apply. Whole numbers*** rational numbers integers*** irrational numbers "6 times the difference of b and p?" 6b-p 6(b-p)*** 6-...
*September 12, 2013 by Gabby*

**College Chemistry**

Which is the correct form of equilibrium expression of the following reaction. 2PbS(s)+3O2(g)reverse arrow 2PbOs + 2SO2g Why is the answer Kc= SO2 power 2/O2 power 3 Why in particular is this the arrangement for equilibrium expression? Thank you
*October 21, 2010 by Helen*

**math**

Michel wants to buy his mother handmade chocolates for Mothers Day. He has $15.oo to spend. The price of each chocolate is given below. Fudge $0.60 NutClusters $0.75 Truffles $0.80 a)create and solve an equation for each type of chocolate to determine how many Michel can buy ...
*December 18, 2011 by sara*

**physics**

A cylindrical object of volume V is immersed completely in a liquid. is the density of the object and L is the density of the liquid. Write the expression for the buoyant force on the object, using these terms.
*February 28, 2012 by Tom*

**english**

How can I make this a better five –sentence paragraph using chronological order to arrange the details of the paragraph? Signing to my homepage is simple. First I go to the school website which is ………. . Then I click on student login. Then I enter my username and password then...
*March 10, 2010 by Me*

**government MS. Sue please**

Ms. Sue, Could you double check these, I asked you earlier and got the ball rolling. I had to choose five interests that are affecrted by public policy decisions. I chose No Child Left Behind, Health care insurance, environmental safety, veterans groups, and gun safety. What I...
*November 30, 2011 by m*

**English**

1. 2+3=5 Two plus three is five. Two plus three are five. Two plus three makes five. Two plus three make five. Two and three is five. Two and three makes five. Two and three are five. Two and three make five. (Are all grammatical?) 2. 3-2=1 Three minus two is one. Three minus ...
*June 14, 2009 by John*

**math**

i am a number greater than 70000 but less than 90000. My ten digit is the same as my ones digit. My ten digit is the same as my ones digit. My ten thousand digit is four times my ones digits. Both my hundreds and thousands are half the ten thousand digit. what number am I?
*June 20, 2013 by ramil*

**Geometry**

Need help finding dimensions of a triangular prism. It has a volume of 900 cubic inches. Two of the dimensions are consecutive even numbers. Two of the dimensions are multiples of 5. All the dimensions are less than 16, but greater than 6. All lengths are different. The base ...
*May 20, 2010 by Brett*

**algebra 1**

You recently have found a location for your bakery and have started implementing the first phases of your buisness plan. Your budget consists of an 80,000 dollar loan from your family and a 38,250 dollar small buisness loan and these loans have to be paid within 10 years. ...
*January 7, 2009 by tera*

**Math**

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
*November 8, 2009 by Alisha*

**Math**

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
*November 8, 2009 by Alisha*

**Math**

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
*November 8, 2009 by Alisha*

**Math**

Translate and simplify "six less than twice the sum Of a number and three. I was not sure how to set it up Is it 2(x+3)-6 Or would it be set up 2x+3-6 I can solve it once I know how to set up the equation. Confused. Thanks for your help
*January 20, 2013 by Em*

**business**

Identify the sentence with the correct adjective or adverb. Dorie is the short person in the room, standing at just five feet tall. My mother has five children, and I am the oldest. Habanero chilies are more hotter than jalapeno peppers. Although Ralph's panic attacks were bad...
*May 27, 2010 by Anonymous*

**chemistry**

Which of the following has the greatest effect on the properties of an element? A. the number of ions B. the number of protons C. the number of neutrons D. the number of electrons
*September 14, 2010 by junior*

**earth science**

If an atom has 17 electrons and its mass number is 35, calculate the following: number of protons, atomic number, and number of neutrons.
*September 23, 2010 by johnathan*

**SCIENCE**

How do you figure out the following ..?::::: Mass Number Number of Protons Number of Electrons (OF A ELEMENT) Number of Neutrons Thanks ~ Courtneeeey (:
*September 6, 2011 by Courtney*

**kings view school**

a two digit number has more ones than tens.what could the number be?how do you know your number is correct?how many number can you make?
*September 26, 2011 by rabia*

**Algebra**

3. In his propane oven, he bakes two baking sheets with 24 Peanut Butter cookies on each sheet, two baking sheets with 18 Chocolate Chip cookies on each sheet, and one baking sheet with 10 Peanut Butter cookies and 12 Chocolate Chip cookies Write an expression that illustrates...
*August 19, 2011 by Anonymous*

**Data managment math**

1:There are 7 seats in the family new van. if 4 of the 7 family members can drive,how many possible seating arrengements are there for a family trip in the van? 2:How many even five digit numbers can be formed using only the numbers through 1 and 7?
*January 21, 2008 by Samir*

**Physics**

The energy of the nth excited state of a hydrogen atom is proportional to 100 - (100/n2). 1) Using this formula, calculate the energy of the first five energy states. 2) How many spectral lines are possible for the transition of a photon in the n= 5 state to ground?
*April 14, 2008 by CGUFF*

**Algebra II**

I wrote out the word pie in place of the actual symbol. Consider (pie n+pie n-1)(pie n-pie n-1)= 1 for n greater than or equal to 1. a) Provide two numerical examples illustrating its validity. b) Show the statement is true in general. c) What is the difference between using...
*June 15, 2014 by Monique*

**trigonometry HELP pleasE!**

these must be written as a single trig expression, in the form sin ax or cos bx. a)2 sin 4x cos4x b)2 cos^2 3x-1 c)1-2 sin^2 4x I need to learn this!! if you can show me the steps and solve it so I can learn I'd be grateful!!! 1) apply the formula for sin 2z 2)3) cos^2z + sin^...
*November 1, 2006 by jim*

**college**

Suppose that the number of cars, C, on 1st Avenue in a city over a period of time t, in months, is graphed on a rectangular coordinate system where time is on the horizontal axis. Further suppose that the number of cars driven on 1st Avenue can be modeled by an exponential ...
*February 19, 2010 by Jeffery*

**History/Computer Animation**

I have to give a five minute presentation on American History using one theme and I want to use a computer animation software to help me do this, so can anyone recommend one?
*June 9, 2009 by Anonymous*

**math fifth grade**

this number is a factor of 48. this number is even. this number is a multiple of 6 the sum of the digitsof this number equals 3
*September 23, 2007 by Randall*

**math**

Suppose that C is the number of chirps a cricket makes every 15 seconds. Using the formular C = T - 40, A. How many chirps does the cricket do at 70 degrees fahrenheit? B. What is the temperature if the cricket chirps 40 times in 1 minute? The number of chirps is relative to ...
*October 28, 2010 by JohnPaul*

**MATH Prob.**

Five numbers are to be picked, without repetition, from 44 numbers to determine the winner of the Fortune Five game in the state lottery. If the order of the numbers is insignificant, how many different ways can a winning quintuple be selected? What is the probability of winning?
*August 12, 2009 by Twg*

**Math 157**

five numbers are to be picked, without repetition from 44 numbers to determine the winner of the fortune five game in the state lottery. If the order of the numbers is insignificant how many different ways can a winning quintuple be seleted? what is the probability of winning?
*March 10, 2010 by Sulynn*

**once again math**

Seriously please help me Popeye the parrot sings five different notes, F,C,D, E-flat and G. Write 10 different tunes that he can sing. Each tune must be six notes long and include all five notes.
*May 30, 2013 by Anonymous*

**Physics**

In Figure 10-20, the magnitude of the force necessary to stretch a spring is plotted against the distance the spring is stretched. Figure 10-20 (a) Calculate the slope of the graph, k, and show that F = kd, where k = 25 N/m. (b) Find the amount of work done in stretching the ...
*October 25, 2011 by Claire*

**Algebra**

a rectangle with perimeter of 198 cm is divided into 5 congruent rectangles. What is the perimeter of one of the five congruent rectangles? i got the expression 5w + 4L = 198 the rectangle has two smaller rectangle on the top facing horizontally on the top and three smaller ...
*October 14, 2010 by Kevin*

**Math**

A number has 4 digits. The sum of the first and last digit is twice the second digit. The second digit is 2 less than the third digit. The last digit is twice the first digit. Some of the digits are alike. What is the number?
*October 5, 2010 by John*

**Philosophy**

a) Using long or short truth tables (symbolize as necessary and show tables) determine and state whether the following argument is valid, briefly explaining your table; and b) if valid, demonstrate validity by deductions using Group I rules. Arg If Peter is perceptive, then ...
*December 14, 2006 by Anne*

**Math**

I have no idea how you would do this problem: Express this expression as a rational number in lowest terms. (1000!-999!-998!)/(1000!+999!+998!)
*March 1, 2008 by Katie*

**English**

I left out two last sentences.Which are grammatica? Thank you very much. 1)When I was five I was able to ride a bike/When I was five I could ride ... 2) Did they manage to book a table...? Were they able to book (is a mistake?)
*November 8, 2013 by Franco*

**Math**

For inequality number lines would a less than or = to sign mean that that it would be a closed dot or open dot?
*January 11, 2010 by Clair*

**math**

I am a set of 5 whole numbers that are less than 30. My median is 10. My range is 15. My mode is 10. The smallest number in my set is 10. My mean is 14. What are my numbers?
*February 15, 2012 by karina*

**math**

I have four digits. I am greater than 11 and less than 12. The sum of the four digits is 13. The digit in the hundredths place is 6. What is the number?
*January 21, 2014 by kent*

**College Algebra **

Last one for today! Again would appreciate a breakdown on how to get to a resolution. It is multiple choice. 1. Simplify the expression using the quotient to a power property. (3y^6/z^7)^3 a. 27y^9/z^7 b. 3y^9/z^10 c. 27y^18/z^7 d. 27y^18/z^21 2. Use a descriptive variable and...
*January 15, 2013 by Krissy*

**math**

The tread depth of the tires on your family's new car is 3/8 inch. you predict that, as a result of driving the car, the change in tire tread depth will be about -3/64 inch per year. A. write a variable expression for the tire tread depth after y years of driving. Use your ...
*January 7, 2009 by matt*

**Reiny (this was the one you helped me with)**

I tried to explain it by using the arrangement of billiard balls, but I guess you don't play pool. let me try to "draw" the billiard balls . . .o . . o o . .o o o . o o o o o o o o o o sum of one row = 1 sum of two rows = 3 sum of three rows = 6 sum of four rows = 10 sum of ...
*June 27, 2009 by Keira*

**Statistics**

An electronics company is about to launch a new product. If the serial number for each piece produced has the following format: LLNNN where L stands for any letter in the English alphabet and N is a number from 0 to 9, please answer the following: a)What is the name of the ...
*May 16, 2013 by Ewuraadjua*

**trigonometry (MathMate)**

MathMate i would really appreciate if you can show me where the logarithms can be used.I know they are unnecessary and I already found the answer without them but i still have to show my work using logarithms and they just confuse me. I also have most trouble woth the anti-...
*February 21, 2011 by anon*

**6th grade**

Write a number equivalent to 100 using only the digit 9
*November 2, 2008 by Lucy*

**math**

Write a number sentence using all of the given numbers and symbols. 6,9,7,5,3,=,+,+,-
*January 11, 2009 by Michele*

**math**

Write or illustrate the number 7589, using expanded notation with exponents
*June 5, 2009 by jessie*

**math**

how to find a square root of given number?using basic method
*April 16, 2010 by vikash*

**math**

how to write 28th march 2011 in 5 letters without using number
*March 28, 2011 by yatish*

**Math**

How would you estimate using fractions to find the percentage of a number. For example: 28% of 48.
*November 16, 2010 by Nicole*

**math**

how do you write 26th march 2011 in 5 letters without using number?
*March 26, 2011 by maharaj*

**math**

Find the number of words which can be formed by using the letters of the word EQUATION
*April 21, 2011 by michele*

**math**

how can i make the target number 670,just by using the following digits. 6,9,6,5,9,50
*February 10, 2012 by maria*

**math**

When using front-end estimation which number do you use to replace 37,268?
*May 8, 2012 by JANIAH*

**math**

Find the number of different groups that could be made using 11 people from a set of 30
*May 17, 2012 by Nathan*

**math**

using multipication and addtion,write the number of days in 2 months and 3 weeks
*June 11, 2012 by leane hart garcia*

**math**

what is the smallest number that can be formed using the digits 4,9,2,1,3,0 and 5 without repeating any of the subject?
*June 22, 2012 by joy*

**Data Management**

How many 4 digit number can be made using 0 -7 with no repeated digits allowed?
*April 16, 2013 by Hannah*

**Math**

Write a number sentence using all of the given numbers and symbolos 6,9,7,5,3,=,+,+,-
*November 22, 2013 by Pietro*

**Math (FST Exponential & Logarithm)**

Find the exponential model using y=a(b)^x with (9, 120) & (12, 216) (round to 4 decimal places- show work)
*March 17, 2010 by Shay*

**Algebra 2 URGENT PLEASE HELP**

find an equation of the linear function f using the given information. please show all steps and work f(-1)=1, f(1)= -2
*September 7, 2010 by Tristan*

**math**

Show how to find the quotient 18 divided by (-6) by using the following: a) the idea of division as finding a missing factor. b) the procedures for integer division.
*October 19, 2010 by m*

**Probability**

How could picking three dates at random in the month of April be simulated using a random digit table? (Please show and explain)
*November 23, 2010 by Lori*

**Intermediate Algebra**

Solve using the elimination method.Show work.If system has no solution state this or infinite solution 8x+10y=-34 16x-5y=-43
*March 27, 2012 by sherry*

**algebra**

The debate team has m members. Each member sold 20 coupon books as a fundraiser. Write a variable expression that shows the number of coupon books the club sold.
*July 1, 2014 by Anonymous*

**college algebra**

CRITICAL THINKING: Witout grouping symbols,the expression 2.3³+4 had a value of 58.Insert grouping symbols in the expression 2.3³ + 4 to produce the following values : 1. 62 2. 220 3. 4374 4. 279,936 Thanks ,please help me,i dont know what to do.
*June 17, 2013 by rhove*

**Urgent math question for Reiny**

Find the value of the expression below for r=4 and t=2.... t^3-r+20 divided by r 9*** 72 6 40 Ok, Reiny you said my answer9 was originally wrong, however when I looked at the work you did and you put in parenthesis()....my question is why, because the original expression didn'...
*September 4, 2013 by Gabby*

**va.studies**

in virginia history,when i asked what is being described using the terms that show connection between two places,it is referring to a certain place,that was probobly misworded on my part
*September 8, 2009 by susie*

**maths**

my daughter studying in 2nd standard this is the project work i dont understand, please show me the answer. make a chart to represent nos 1-15 using small objets
*May 18, 2011 by steffy*

**Algebra 2**

Solve for x under the assumption that x > 0. Enter your answer in interval notation using grouping symbols. x - (10/x) < 9 I need someone to show me how to work through this type of problem, I don't understand it.
*May 13, 2013 by Tristan*

**Math Help**

How can you turn this word problem into an equation: One number is twice another number. The larger number is also 32 more than the smaller number.
*July 2, 2010 by Norman *

**Algebra**

During the last 365 days it was sunny 5 days less than 4 times the number of rainy days. How many days did it rain?
*September 7, 2010 by Alicia*

**math**

the sum of 3 numbers is 49. the second number is twice the 1st, and the third is 1 less than the second. find the numbers
*May 2, 2012 by /all*

**Alegebra**

N is the number of buttons in a sewing box. N is more than 40 but less than 80. When N is divided by 5 , the remainder is 2. When N is divided by 7, the remainder is 4. What is the value of N?
*June 26, 2012 by ALLY*

**Probability**

the expected number of defects in a particular size is 5. What is the probability of getting one or less defects in the sample
*April 22, 2014 by Nedge5q*

**6th grade**

I need to balance the equation and show my work. Ex. N - 2.4 = 5 +2.4 = +2.4 ----------- N = 7.4 How would I show my work for: 2.3 + 4.09 = N I know the answer is 6.39 because I add 2.3 and 4.09 but how do I show the work? Thanks
*May 10, 2009 by Michele*

**Math**

1. use the suitable product-to-sum formula to rewrite the following expression: sin(13x/2)sin(5x/2) 2. Find value of cos(255degrees)cos(105degrees) is it 1/4? 3. cos(pi/12) - cos(5pi/12) root3/4? 4. Use the appropriate sum-to-product formula to rewrite the expression sin6x - ...
*June 3, 2013 by mysterychicken*

**help**

find all numbers for which the rational expression is undefinded 8/8z+7 I think the expression is undefined for all real numbers
*October 28, 2011 by Katie*

**physic**

The bar in the figure has constant cross sectional area A . The top half of the bar is made of material 1 with mass density ro1 , and Young’s modulus E1 . The bottom half of the bar is made of material 2 with density ro2 and Young’s modulus E2=2E1 . The total ...
*May 1, 2013 by asas*

**math**

Andrea buys four shirts and three pairs of pants for $85.50. She returns the next day and buys three shirts and five pairs of pants for $115.00. What is the price of each shirt and each pair of pants? How would I solve this? I need to show my work...
*February 11, 2013 by ki*

**Math 7 Help! **

1. negative integer is less than positive integer somtimes, always or never My answer/think: sometimes 2. A negative integer is less than another negative integer somtimes, always or never My answer/think: sometimes 3. Absolute value is the number of places away from zero ...
*January 10, 2012 by Laruen *

**math**

There are 60 coins in a box containing only nickels, dimes, and quarters. If there is one more than twice as many dimes as quarters, and the total value of all dimes is five cents less than the total value of all nickels, how many of each denomination are in the box?
*July 7, 2014 by Charlie*

**math**

i am a 4 digit number my first number is the double of the last number and my middle two numbers are the same what number am i
*February 4, 2014 by atgharva*

**chemistry**

the number of nonbonding electrons exceeds the number of bonding electrons in the Lewis structure of which of the following molecules? HCN NH3 H2O more than one correct response no correct response if more than one correct response please show all correct responses. thanks
*February 23, 2014 by Johnny*

**Finance**

Crystal Lake, Inc., has a total debt ratio of 0.24. Its debt-equity ratio is therefore times and its equity multiplier is times. How do you figure out the number you divide 0.24 by to get the DE ratio? I have a sample of this problem that just shows the number used in the ...
*October 4, 2010 by Ken*

**Statistics**

Data Information: Wage Income Statistics: Men VS Women Wage gap, by description, is the difference in salary among two groups of people. The description is associated with the practice of paying one gender more than the other. For many years there has been speculation and ...
*April 23, 2011 by Trey*

**math**

Pat deposits $600.00 in a saving accounts at a simple interest rate of 6% per year for five years. How much money will pat have earned in interest at the end of five years?
*January 18, 2011 by Anonymous*

**math**

1)on the 7th grade honor review exam, student were asked to create a power with a base of 3 that is greater than 9 but less then 3 to the 5th power . two powers that student created show below. Describe why each of the solutions is incorrect 5 to the 3rd power 3 to the 2nd power
*November 21, 2013 by rian*

**Algerbra**

A homeowner wanted to improve the value of his home by putting tile flooring in three of his rooms. He researched the different types of tile and decided on two types: ceramic tile and decorative tile. He found that he could purchase the ceramic tile for $5.35 per square foot ...
*August 10, 2010 by Anonymous*

**marketing**

Name and describe the five stages of the product life cycle using examples of products or services in your territory. As Marketing Manager, what strategies would you recommend for each of these products or services in order to maximise sales? Provide reasons/rationale to ...
*September 27, 2010 by Dinish*

**Math**

3. Kay and SImon bought mugs at the gift shop. Simon bought 6 more mugs than Kay. Together they bought 32 mugs. Write an expression for each of them. Kay: x Simon: x + 6 Use an equation to find the number of mugs Kay bought and the number of mugs Simon bought x+6+x=32 ^combine...
*December 4, 2013 by Jerald*

**3 grade math**

Jan, Mya, and Sara ran a total of 64 miles last week. Jan and Mya ran the same number of miles. Sara ran 8 less miles than Mya. How many miles did Sara run? 64 miles in all Jan - Mya - Sara Same as Mya - Same as Jam - 8 less my son need help in this question
*March 8, 2012 by dw*

**Calc**

A common inhabitant of human intestines is the bacterium Escherichia coli. A cell of this bacterium in a nutrient-broth medium divides into two cells every 20 minutes. The initial population of a culture is 59 cells. (The tolerance is 1% unless your instructor states otherwise...
*November 8, 2009 by Joe*

**Math**

In a multiple-choice test, each question has five options. Students will get 5 points for each correct answer; lose 2 point for each incorrect answer; and receive no points for unanswered questions. A student does not know the correct answer for one question. Is it to her ...
*July 19, 2011 by Jen*

**Math**

In a multiple-choice test, each question has five options. Students will get 5 points for each correct answer; lose 2 point for each incorrect answer; and receive no points for unanswered questions. A student does not know the correct answer for one question. Is it to her ...
*July 20, 2011 by Jen*

**molar mass**

what is the molar mass of NaHCO3 84 more or less. You will need to add the individual atomic masses to obtain an exact number.
*February 21, 2007 by kitty*

**math**

Consider the experiment of rolling a single die. Find the probability of the event described. What is the probability of rolling a number less than or equal to 4?
*April 12, 2010 by KiKi*

**Math**

2nd grade math question. Kara's shirt has 3 more tens than ones. The value of the ones is greater than 4 and less than 6. What is the number?
*November 10, 2010 by matthew*

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