Thursday

October 8, 2015
Number of results: 73,064

**Stats**

3. A mail order magazine service has the exclusive subscription rights to a certain magazine. Subscriptions can be reserved for one, three, four or five years. A study of the subscriber list for other similar magazines reveals that the following information regarding the ...
*March 10, 2014 by Cel*

**math**

Explain how you could use the Pythagorean Theorem to find the distance between the points the coordinate pair negative four comma negative three and the coordinate pair one comma one. Find the distance. You can type carat two to indicate "squared" and "sqrt" to indicate "...
*August 20, 2011 by drea*

**Statistics**

A test consists of 90 mulitiple choice questions, each with five possible answers, only one of which is correct. Find the mean and the standard deviation of the number of correct answers.
*March 13, 2011 by chalulu*

**HELP MATH ONLY 1 QUESTION!!!!!!!!!!!!!!!!!!!!!!!!!**

you draw five card from a standard deck of 52 cards p(heart)=4/5. what type of probability is illustrated and why?? 1) Theroretical ; the result is based on then number of possible outcomes 2) Theroretical; the result is found by repeating an experiment 3)Expiremental; the ...
*May 1, 2014 by someone*

**Math **

Which expression represents the larger number? A. 40.1 x 10 to the -6 power B. 4.1 x 10 to the -7 power C. 0.411 x 10 to the -6 power D. 0.04001 x 10 to the -5 power I got A, but I'm not quite sure if it's the right answer :/
*March 28, 2011 by Melanie*

**math**

The expression 5n+2 can be used to find the total cost in dollars of bowling where n is the number of games bowled. How much will it cost to bowl 3 games.
*September 5, 2012 by harley*

**math**

study the function table below. vases flowers 4 12 7 21 8 24 11 33 v f Which expression could be used to find the number of flowers(f) IN (v) vases My answer is A.Is that correct?
*February 10, 2013 by vera*

**math**

study the function table below vases flowers 4 12 7 21 8 24 11 33 v f which expression could be used to find the number of flowers (f) in (v) vases? my answer is a. is that correct
*February 11, 2013 by vera*

**Math**

For a set of scores, will the interquartile range always be less than the range? Explain your answer with an example. I know the range runs from the lowest to the highest score. What would be a good example to show this?
*October 27, 2009 by Anonymous*

**Physics**

Problem:: A 4.80 kg block located on a horizontal frictionless floor is pulled by a cord that exerts a force F=13.5 N at an angle q= 17.5° above the horizontal. What is the speed of the block 3.90 seconds after it starts moving? What I've got:: Using sin and cos, I've got that...
*November 20, 2009 by Christine*

**Math**

Can someone help me with this problem? Evaluate the numerical expression on a calculator. Round the answer to the nearest whole number. ( 34*15) (364) -------- * ---- (5) (52) Here is what I figured: (510) (364) -------- * ----- (5) (52) = (185640) ------- = 700 estimated (260)
*June 20, 2009 by B.B.*

**calculus**

statistical midels predict that price p (in dollars) of a new smartphone will change according to the function p= 900-4t^2, where t is the number of months since jan. which expression gives the month t in terms of the price p?
*January 27, 2012 by Destiny*

**5th grade Math**

Need to see if I have the answer correct on this review question. Which expression models the verbal description below? the number of markers, m, in 8 packages of markers. Would it be B? a. m + 8 b. 8m c. m divided by 8 d. m - 8 Thanks..
*March 27, 2012 by Brandi*

**calculus**

Find the midpoint of the line segment joining the point P1 and P2. P1= (2,5) P2= (-5,6) The midpoint is ___ Type the order pair, use intergers and simplified fractions for any number in the expression. I need this help ASAP Please!!!
*September 12, 2012 by ladybug*

**MATH ✿╣Check╠✿**

which expression would you use to figure out the number of ways you can arrange the letter in the word EQUATION?--------------My answer: 8P4 (the 8 and 4 are suppose to be small)
*May 4, 2014 by luna*

**statistics**

The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25 and 50? d. what is the ...
*November 26, 2012 by Ashley*

**statistics**

The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25 and 50? d. what is the ...
*November 26, 2012 by Ashley*

**statistics**

The average scuba diver can stay under water for 42 minutes with a standard deviation of 8 minutes.(show graph) B. what is the probabilty that a diver stays under for the less than 53 minutes? c.what is the probabilty that a diver stays under between 25 and 50? d. what is the ...
*November 26, 2012 by Ashley*

**chem**

Using electronegativity arguments, classify the following diatomic molecules as nonpolar (N), polar (P), or ionic (I), and enter five letters in order (e.g. NPNPI, INPNP, etc) : NaF, HF, NaH, CaO, and F2. Look up electronegativity (EN)of each element and subtract to obtain a ...
*October 5, 2006 by maria*

**math**

Assume that you start with $900 per month healthcare increase and add five percent(5%) per year for the two (2) remaining years of a three year contract. Show the cash value and roll-up value of the increase
*December 20, 2010 by Rochelle*

**pre-algebra**

show that the number is rational by writing it as a quotient of two integers. 1. 24 2. 5 7/18 3. 1 4. 0.3 im not so sure what your suppose to do
*January 6, 2009 by Christa*

**Math**

Calculate the distance between the points -2/3 and 3/4 on the number line. Please show how you come to the answer.
*June 2, 2009 by Breanna*

**Algebra**

Calculate the distance between the points -2/3 and 3/4 on the number line. Please show how you arrived at the answer.
*June 4, 2009 by Michelle*

**Precalculus(URGENT)**

Number of possible turning points in the following equation f(x)=x^2(x-3)(x+4) show work please
*March 11, 2010 by Arielt*

**Chem**

what is the oxidation number on each of these ions - Ag2S + 2Al - 6Ag + Al2S3 Can you show your work? Thanks a bunch:)
*May 9, 2010 by Stacey*

**alegebra**

Find a counterexample to show the statement is false. the whole number s are closed under division.
*September 17, 2010 by zully*

**alegebra**

Find a counterexample to show the statement is false. the whole number s are closed under division.
*September 17, 2010 by zully*

**5th**

find the missing number: 18,20,20,24,27,27,____,30,33,34,36,36,_ I need you to show me this answer cause, i got stuck with this one. thank you!
*September 29, 2010 by pat*

**Math**

solve for x, where x is a real number. (x^2)+3x-4=14 Please show me the steps im missing one and i cant figure out what
*August 19, 2011 by star*

**math**

Angie drew a number line and labeled 0 and 1. To show 5/12, how many parts should she divide the distance from 0 to 1?
*March 27, 2012 by destiny*

**MATH**

HOW CAN YOU USE MODELS TO SHOW AND NAME THE NUMBER 1,400 IN TWO DIFFERENT WAYS ? EXPLAIN
*August 28, 2012 by JALEEN*

**math**

how can you use models to show and name a number 1,400 in two different ways? explain
*September 16, 2013 by lili*

**mathematics **

Use the definition of limits to show that Lim x➡ 0 : (x^2 - 9) / (x + 3) = -6 hence find the number d > 0 given that e=0.05
*June 27, 2014 by Maggie *

**algebra 1 help pplz this is an emergency**

fifteen less than six times a number b is equal to seven more than four times b. Find b.
*January 6, 2009 by Kiwi*

**Calculus**

Find a number X such that the error is less than X (The error is 14593/2340 for the sequence, 7n/(n^3+1). How would you start to solve this problem?
*May 11, 2009 by Jacob*

**Math**

I am less than 100, the sum of my digits is 8. If you divide me by 2, I am an even number. My tens digit and my ones digit are the same. What is the answer
*November 15, 2010 by Alberto*

**PHYSICS PLZ HELP!!!**

What is the minimum number of 70 -Ohms resistors that must be connected in parallel to produce an equivalent resistance of 13 Ohms or less?
*May 16, 2011 by mink*

**Math**

I am less than 100. The sum of my digits is 8. If you divide me dy 2,Iam an even number. My tens digit and my ones digit are the same
*November 6, 2012 by Derryn*

**math algebra**

Find 3 consecutive odd numbers where the product of the smaller two numbers is 34 less than the square of the largest number.
*June 7, 2013 by Anonymous*

**math**

How can you compare 2 fractions by using a number
*March 24, 2011 by destiny*

**Math**

What is the least number that can be formed using 4 9 2 1 3 0 6?
*June 6, 2012 by Anne*

**random**

what kind of website is this? what is jiskha? Jiskha is the name given to the site by the man who runs the show here. His name is Leo. This is a help site with the emphasis on help. We try to help students do their homework. But we like to see what the student can do, then we ...
*January 18, 2007 by cc*

**math**

if the number represented by n-3 is an odd integer, which expression represents the next greater odd integer? a n-2 b n-1 c n-5 d n+1
*March 12, 2009 by Anonymous*

**MGF 1106**

Four accounting majors, two economics majors, and three marketing majors have interviewed for five different managerial positions with a large company. Find the number of different ways that five of these people could be hired if the first two positions are to be filled by an ...
*July 7, 2014 by thinktank*

**microeconomics**

Consider the markets for pizza and fried chicken. Show graphically and explain the impact(s) you would expect if technological change leads to the development of a pizza oven that is both much cheaper and uses less energy than current ovens.
*March 2, 2011 by Chris*

**Microeconomics**

Consider the markets for pizza and fried chicken. Show graphically and explain the impact you would expect if technological change leads to the development of a pizza oven that is both much cheaper and uses less energy than current ovens.
*February 22, 2012 by Lilly*

**Science - Please Check My Answers**

Please help me with the following: Which is usually the best way to present or communicate inferred data? A. in a bar graph B. in a data table C. in a simple diagram D. in a written paragraph I know the answer isn't C or D(I got C wrong), but now I think the answer is B. Is ...
*September 11, 2014 by Brady*

**math**

A child's coin bank contains $2.58 in pennies and nickels. If the number of pennies is 36 less than 2 times the number of nickels, how many pennies are in the bank? A) 38 pennies B) 42 pennies C) 48 pennies D) 2 pennies
*March 18, 2010 by Natatlie*

**pre algebra**

Use the five steps for problem solving to answer the following question. Please show all of your work. Marissa has budgeted $65 for her monthly cell phone expense. If her plan with her wireless provider is $15 plus $0.25 for each minute, how many minutes can she talk on her ...
*October 30, 2011 by Ciara*

**Medical Terminology**

I need to devise a memory aid for any five terms relating to the genitourinary and five terms relating to the female reproductive system.
*July 19, 2010 by Randi Grzesik*

**math**

each question on a five-question multiple-choice quiz has answer choices labeled a, b, c and d. how many different ways can a student answer the five questions
*September 9, 2012 by nouf*

**calculus**

find the exact arc length of the curve: y=0.5(e^x + e^-x) for 0 is less than or equal to x and x is less than or equals to ln2.
*May 6, 2015 by may*

**programming**

Step 1: Design a flowchart or write pseudocode for a program that allows a user to enter 12 numbers, then displays all of the numbers (in the order they were entered) as well as the largest number and the smallest number. Step 2: Implement and test your design using VisualLogic.
*November 25, 2014 by G*

**algebra II**

Suppose a car door lock has a five-button keypad. Each of the buttons includes two digits. How many different five-button patters are possible?? (Hint: Each button can be used more than once.)
*July 6, 2010 by Lola*

**HUM 130**

What are the central beliefs of Islam, and how are they reflected in the "Five Pillars” ? Which of the Five Pillars do you feel would be easiest to fulfill, and which would be the most challenging? Why?
*December 16, 2007 by dawn*

**psychology**

A histogram shows that the mean of rain in your area has increased over the last five years. What is the probability that the mean will be higher this year than in the previous five years?
*January 14, 2011 by shelly*

**statistics**

A small company has 15 employees. Five of these employees will be selected randomly to be interviewed as part of an employee satisfaction program. How many different groups of five can be selected?
*September 25, 2011 by Anonymous*

**ELA **

what is five thing you would like to cancel in the world? Ex: green beans cause I hate them!! What is five things you would want in the world!! Ex: brighter light nights.
*September 22, 2015 by Tisy*

**geometry**

Twice the measure of the supplement of an angle is 39 degrees less than five times the complement of the angle. What is the measure of the angle? (Hint: Let 180 – x represent the supplement and 90 – x represent the complement.)
*November 16, 2010 by saddie*

**Math**

Simplify each expression and state any non-permissible values. (4 marks - show your work) 4x-1/x^2+7x+12 divided by 2x-1/x^2+x-12 My work on simplifying the expressions: 4x-1/(x+3)(x+4)divided by 2x-1/(x+4)(x-3) If I've gone wrong please help me understand where I went wrong ...
*January 10, 2015 by Alex*

**trig**

csc(x)=3 and pi/2 less than (x) less than 3pi/2, find cot(x).
*October 4, 2009 by Samantha*

**3rd grade**

i am greater than 30 and less than 40 the sum of my digits is less than 5
*April 19, 2010 by mike*

**Math**

Which of the following is a solution of the inequality -3 is less than 2x +1 is less than 5 Answer = 4
*August 17, 2015 by kareen*

**com170**

CAN YOU TELL ME IF I HAVE FIVE ADVERBS FIVE ADJECTIVES AND FIVE PRONOUNS I recently had a serious talk with my sister about her personal finance; she wants to be able to buy a new home this year. We carefully went over all her finance, while doing this we found out that her ...
*January 24, 2011 by angela*

**Math [urgent]**

1. The sum of three numbers is 301. The second number is 3 less than twelve times the first number. The third number is 4 more than seven times the number. Find the three numbers. ~~~~~~ 2. Two friends live 15 miles apart. One day they decide to jog and meet each other. Tanya ...
*September 24, 2009 by Jessica*

**Statistics**

Standard Normanl Drill: A. Find the number z such that the proportion of observations that are less than z in a standard Normal distribution is 0.8. B. Find the number z such that 35% of all observations from a standard Normal distribution are greater than z. i have now idea ...
*September 10, 2007 by Devon*

**Math**

Sarah is giving toys to the kids on the playground. She wants to make sure each child receives the same amount of each toy. Each child must have exactly the same number of pieces of chalk and jump ropes. She has 16 pieces of chalk and 24 jump ropes. a. Give one possible way ...
*October 5, 2013 by Anonymous *

**4th grade math**

Find the mystery number. It is a 4 digit odd number. All the digits are different. None of the digits are 0 or 9. The tens digit is twice the ones digit, and the hundreds digit is twice the tens digit. The thousands digit is one less than the hundreds digit.
*September 19, 2012 by Denise*

**math**

write a word problem involving the number of pages in a book. then write the numerical expression that you would need to use to solve your problem.
*January 26, 2009 by michelle*

**english**

write a 100-passage to scott mclean, the author of the course's textbook, in which you describe five details from her book that are good and five details about the book that are written well.
*July 26, 2011 by leatrice*

**math **

jill has four of her five game scores: 8 6 6 3 her average score for the five games is 6 points. what is the fifth game score? write an equation to help solve the problem.
*September 25, 2011 by Tyler*

**Math**

1. if 60% of 3/5 of a number is 36, then the number is......... Pls show working. 2. the average weight of 16 boys in a class is 50.25kg and that of the remaining 8 boys is 45.15kg. Find the average weight of all the boys in the class.
*April 20, 2015 by Bright*

**lo assignment**

write down five physical changes experienced by boys only and five experienced by girls only during puberty?
*March 3, 2015 by VRGINIA*

**English**

1. She doesn't like it. Show her another. 2. She doesn't like it. Show her the other. 3. She doesn't like it. Show her others. 4. She doesn't like it. Show her the others. (Are the sentences all grammatical? Which ones are commonly used?)
*August 26, 2011 by rfvv*

**Algebra**

After solving a rational equation, why is it important to check your answer? How is this done? What happens if you are checking a solution for the rational expression and find that it makes one of the denominators in the expression equal to zero?
*October 6, 2011 by Hazel*

**algebra**

after solving a rational equation, why is it important to check your answer? How is this done? What happens if you are checking a solution for the rational expression and find that it makes one of the denominators in the expression equal to zero?
*January 26, 2012 by debby*

**science**

using the numerical scale, one foot on the map would equal how many miles on earth's surface? show how you got your answer?
*October 16, 2008 by Anonymous*

**math 116**

-x/9=1/16 This is suppose to be solved using the multiplication principle. If possible please show me not just the answer but how you came up with it so I understand how to do these problems. Thank you
*March 22, 2009 by Sandra*

**Algebra II**

Solve the given system by using a substitution method 9x-2y=3 3x-6=y If you could show the steps because I have 10 problems for homework and I just need an example Thanks
*February 4, 2011 by JessieLynn*

**Math- Problem3**

Solve the following inequality and write your answer using interval notation. Please show all of your work. (1 / (x+8) ) ≤ ((8-5x)/43)
*June 9, 2011 by Greg - PV*

**College Pre-Algebra**

Solve -14x-7(4-x)< 3(2x-15). Write your solution using set builder notation. Please show all of your work.
*November 22, 2011 by Kameesha*

**algebra**

Solve the following inequality and write answer using interval notation. Please show all of your work. 2x-5/3x^4-x^3+275x-125>=0
*January 18, 2012 by sarah*

**math**

Calculate the future value of S of an annuity using the following formula: S =R(1+i)^n-1/i) given R=250,i=0.001;n=13 please show the workout thankyou
*April 6, 2013 by naomie*

**Calculus**

∫ x^3 √(16-x^2) dx evaluated between [0, 4] I know this is solved using trigonometric substitution, but I'm not sure how to work it. Please show steps so I will understand.
*March 14, 2015 by Nick*

**Algebra**

suppose a pendulum use to show the rotation of the earth has a period of approximately 16.9 seconds. What is the length using formula T=2pi sq root L/32
*August 23, 2015 by Roslyn*

**5th grade**

On this day in 1789, the Supreme Court was established. Using resources in the classroom, learn five (5) facts about the Supreme Court’s roll in our nation’s government and summarize them in your own words. Can someone help me with this it's for my journal. Thank you
*September 26, 2010 by Johana*

**Okay Last Q's For today Ms. Sue MAth**

There are 35 marbles in a bag: 9 blue marbles, 8 green marbles, 4 red marbles, 8 white marbles, and 6 yellow marbles. Find P(red). Write the probability as a fraction in simplest form, a decimal, and a percent. 2. A number cube with the numbers 1 through 6 is rolled. Find P(...
*April 3, 2013 by jman*

**math**

This was the question: Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. The formula for determining a slope using two points does not apply to vertical lines simply because dividing by 0 is not allowed…...
*November 18, 2009 by lisa*

**physics**

A horizontal force of 790 N is needed to drag a crate across a horizontal floor with a constant speed. You drag the crate using a rope held at an angle of 33° (from the horizontal). (a) What force do you exert on the rope? Enter a number.1 N (b) How much work do you do on the ...
*December 9, 2009 by Manny Aragon*

**Static**

The country of Statland runs a national lottery for its people. In this lottery, an urn contains 42 balls that are individually numbered 1, 2, ..., 42. Each week, 5 balls are drawn from the urn without replacement. Gamblers pay a small sum to predict these five numbers and the...
*January 24, 2015 by De*

**maths**

sorry, I know I already asked this, but I called some of my friends and it seems I copied down the homework wrong. The question is the number of arrangements of five letters from the word 'magnetic' that end in a vowel is: A 360 B 420 C 840 D 2520 E 7560
*October 17, 2007 by Audrey*

**math, algebra,correction & help**

directions are: write each fraction in simplest form: (-15x^3y^3)/(-20x^1y^4) My answeris: (3x^2)/(4y) THESE TWO NEXT ONES ARE THE ONES THAT I DON'T UNDERSTAND: pROBLEM #1 DIRECTIONS: Write each expression in simplest form. (4x-28)/(5x-35) Problem #2 directions: Write each ...
*February 23, 2007 by jas20*

**math..word problem**

Tom and Fred are inseparable twins. They are in a five-person club. How many ways can these five line up for a photo if Tom and Fred must stand together?
*July 17, 2009 by M.A.*

**writing**

Write a 100-word passage to Susan Anker, the author of the course’s textbook, in which you describe five details from her book that are good and five details about the book that are written well.
*January 16, 2011 by kelly*

**Physics **

Marcy and joe are racing on their bikes. Starting from rest, if Marcy has an average acceleration of 5.7 m/s? for the first five seconds how fast was he traveling at the end of those five seconds?
*September 26, 2012 by Larry *

**Math**

Day Number of Players Amount Collected Monday: 4 $ 88 Tuesday: 7 $154 Wednesday: 6 $132 Thursday: 3 $ 66 Friday: 2 ???? A.On Friday, the coach will collect fees from 2 more players. What is the total amount of money the coach will collect from the 2 players? Show or explain ...
*May 7, 2011 by Frances*

**Math/College Algebra**

A water trough with triangular ends is 9ft long, 4ft wide, and 2ft deep. Initially the trough is full of water, but due to evaporation, the volumn of the water decreases at a rate proportional to the square root of the volume. Using advanced concepts from math and physics, it ...
*September 6, 2008 by Debi*

**math**

three sisters run a business. they charge $260 for each job. If the oldest sister earns 50% more than the middle sister and if the youngest sister earns 50% less than the oldest sister, how much does each sister earn per job? hint: Identify the variable and then write each ...
*December 3, 2013 by ava*

**financial Managerial **

The State of Idaho issued $2,000,000 of seven percent coupon, 20-year semiannual payment, tax-exempt bonds five years ago. The bonds had five years of call protection, but now the state can call the bonds if it chooses to do so. The call premium would be five percent of the ...
*April 9, 2011 by abdelrazeg*

**math**

Jill has four of her five game scores: 8,6,6,3 Her average score for the five games is 6 points. What is the fifth game score?
*September 16, 2010 by Anonymous*