Debby
Most popular questions and responses by Debby
physics
The pilot of an airplane wishes to fly due north, but there is a 71 km/h wind blowing toward the east. (a) In what direction should the pilot head her plane if its speed relative to the air is 314 km/h? ° west of north Should the angle just be the
asked on September 10, 2014 
Science
We did a refraction lab and we used a semi circular prism and through it we shot a light beam in order to find the angle of refraction. Why is it that we used a semi circle and not perhaps a per circle or some other kind of prism? Thanks :)
asked on September 13, 2009 
math
A hot dog vendor at the zoo recorded the average temperature and the average number of hot dogs she sold. The equation for the line of best fit for this situation is shown below. Based on the line of best fit, complete the following statements. The
asked on February 28, 2014 
math
your car gets 33 miles per gallon of gasoline, and you drive at an average speed of 44 miles per hour. How much gas do you use in an hour?
asked on April 30, 2019 
math
the sides of a triangle are xcm,x+3cm and 10cm.if x is a whole number of cm,find the lowest value of x
asked on March 2, 2014 
maths
the sum of 8th term in an a.p is 150 while the sum of 20th term is 880.find the 43rd term and the sum of the 12term
asked on July 12, 2016 
chem
Suppose you have two 100mL graduated cylinders. In each cylinder, there is 36.0mL of water. You also have two cubes: one is lead, and the other is aluminum. Each cube measures 3.00cm on each side. After you carefully lower each cube into the water of its
asked on September 6, 2013 
algebra
If you are looking at a graph of a quadractic equation, how do you determine where the solutions are?
asked on February 15, 2012 
Office Finances
What must a depositor add to check before the bank will accept it for deposit?
asked on April 25, 2014 
PhyiscsEnergy conservation
An escalator in a shopping centre carries people up through a height h at a vertical speed of v, but you’re in a hurry when you step onto it, so you climb the moving steps (each with a height of h ) at a rate of n steps/s. Determine: 4.1 the amount of
asked on April 22, 2014 
algebra
suppose a market research company finds that a price of p=$22, they would sell x=42 tiles each month. If they lower the price to p=$12, then they would purchase the tile and they can expect to sell x=52 tiles in a month. Find the equation of the line for
asked on January 8, 2012 
physics
A ball is dropped into a well. A splash is heard 43 seconds later. The speed of sound (the speed at which sound travels through the air) is 345 m/s. HOW DEEP WAS THE WELL? I don't even know which equation to plug this into. At first I just tried s=d/t>
asked on August 30, 2014 
Medical English essay
I have to write an essay on 8 questions which are listed in my essay. Each paragraph is to contain an answer for each question using MLA I need an introduction 4 body sentences and a conclusion. Please check my work,my citing and any information on the
asked on October 31, 2010 
chemistry
to increase therate of solvation of carbon dioxide, what must a scientist consider? should they decrease the temp and increase the pressure, or vice versa?
asked on March 31, 2010 
chemistry
1gm of AgNO3 is dissolved in 50ml of h2o. it is titrated with 50ml od sol. agi is precipitated is filtered of.the exces of ki is then titrated with 1/10M KIO3 in the presence of acidic medium until all I>>ICl. it reqires 50ml of the 1/10M KIO3 sol. 20ml
asked on March 28, 2010 
litature
Need assistance with lit class checkpoint for week 8 rough draft of final paper for A raisin in the sun and the lottery Lit/210 wk 8
asked on January 16, 2010 
Maths
simplify and express as a single fraction in its simplest form: (a) 4/a^2 2a3 + a/a3 + a/a+1
asked on May 23, 2016 
algebra
sorry here it is... The 1st part of the trip the canoeist travels 60 miles at a certain speed. On the second part, he travels 18 mi at 5 mi slower. The total time is 3 hours. What was the speed on both parts of the trip??
asked on February 11, 2012 
algebra
how is doing operations, adding, subtracting, multiplying and dividing with rational expressions similiar to or different from doing operations with fractions? When would this be used in real life?
asked on January 12, 2012 
chemistry
to increase therate of solvation of carbon dioxide, what must a scientist consider? should they decrease the temp and increase the pressure, or vice versa?
asked on March 31, 2010 
biochemistry
What happens if I try to make a pH 6 buffer by diluting 0.100 M HCL (aq) with water .
asked on November 23, 2014 
english
I am required to write 2 different paragraphs for a Penn Foster Assignment. In paragraph 1 I am to bring a polished paragraph on what inspired me to choose my career and why. The second paragraph is about an email to my cousin about a job opening she
asked on September 3, 2010 
How does a pager work?
I understand that it's like a beeper. But do you pay per month or is it lke once you've bought one and a number for it, you don't have to pay anymore?
asked on November 9, 2008 
Math
The lengths of two pieces of wire are in the ratio 4:7. If the length of the longer pieces is 3.5 m, what is the length of the shorter piece?
asked on August 19, 2016 
algebra
Quadratic equations can be solved by graphing,using the quadratic formula, completing the square, and factoring. What are the pros and cons of the methods. when would each be appropriate?
asked on February 7, 2012 
algebra
Take any number other than 1. Square that number and then subtract 1. divide by one less than your original number. now subtract your original number. you should end up at one. how does this work?? Rewrite and use a variable instead of and actual number
asked on January 10, 2012 
Math
Write a rule for each linear function x4,2,0,2 f(x)4,2,0,2
asked on February 13, 2011 
Math
Calculate the monthly payment by loan amortization table Loan $26,000 Down payment $5,000 11% 36 Months
asked on December 7, 2010 
Journalizing Accounting
How do I journalize this on my manual form? Sold DJ service on account to JJ's Dance Club, $500.00. S2. Homework
asked on August 23, 2008 
Math
What is the formula to figure the radius of the following: 50 feet of wire how do you figure the circumference and the radius
asked on May 8, 2008 
Accounting
How do i prepare a work sheet?
asked on July 8, 2016 
Accounts
where do all outstanding expenses and prepaid expenses,outstanding incomes and prepaid incomes appear in the worksheet?,i thought prepaid expenses appear on the debit side
asked on July 8, 2016 
Maths (Need Help)
complete the brackets which as left emty in each of the following (show working out) A).(2x3)^23x= (x3)( ) B).(x^24)+(x+2)^2= (x+2) ( )
asked on May 23, 2016 
physics
A car has an initial velocity of 20 m/s to the right, 17 seconds later it is seen to be moving at 46 m/s to the left. WHAT DISTANCE DID IT TRAVEL? Does the 17 seconds include the initial 20m/s? If not, how do I find the other distance. If so... What do I
asked on August 30, 2014 
Math Ms. Sue
What is the slope of the line that passes through (3/5,2)(6,2/9)? I don't even have a good guess at this one. Thanks.
asked on November 19, 2012 
algebra
The square root of 9x+81 = x+5 The square root is that funny looking division sign over 9x+81
asked on February 2, 2012 
algebra
what is a pythagorean theorem? How is it used?
asked on February 1, 2012 
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?
asked on January 26, 2012

Math
Correct
posted on February 22, 2019 
maths
72=40
posted on February 27, 2018 
Physics
EKSU girl...would you pls do your assignment yourself?
posted on December 31, 2015 
physics
V/4
posted on September 17, 2014 
math
So does he use 42 or 1.4? Ms. Sue?
posted on March 5, 2013 
math
Scott uses 42 tanks.
posted on March 5, 2013 
Math Ms. Sue
yes it is. can you help me?
posted on November 19, 2012 
Physics
sorrry i donno
posted on September 28, 2011 
Penn Foster
I am working on the same paper use your opinion 5.07 it has all of the information. then google each question in different word combinations and follow the links. so far I have found enough information for the first two questions. Also use the books you
posted on October 22, 2010 
Critical Thinking 205
where to find help with review quizzies questions
posted on August 9, 2009 
How does a pager work?
Thanks :)
posted on November 9, 2008