Sunday
December 21, 2014

Posts by joel


Total # Posts: 227

lit
"Maybe we should wait to begin until everyone is seated," Ana said to her band mates. did I punctuate this correctly?
May 10, 2011

lit
"Ouch, that hurts!," Kadra said after stubbing her toe. is this correct?
May 10, 2011

lit
When Marcos walked into the room, we turned on the lights and yelled, "Happy birthday!" is this correct punctuation?
May 10, 2011

lit
the sentence is given without punctuation I have to add them I didn't see any is that correct
May 10, 2011

lit
Antony invited us over to check out his, "awesome new board." is this correct
May 10, 2011

lit
I had a thought should never be lower case or is that coreect
May 10, 2011

lit
Oh I see Thanks!
May 10, 2011

lit
My mom says, "Never wear anything but a suit to a funeral or a wedding." is this it?
May 10, 2011

lit
Is a comma missing?
May 10, 2011

lit
My mom says "Never wear anything but a suit to a funeral or a wedding." is this correct punctuation?
May 10, 2011

lit
Ms. Sardelis said we must "absolutely and without delay" turn in our permission slips by tomorrow or we can't go on the class trip. is this correct
May 10, 2011

lit
The defendant stated that she was, "not guilty." is this correct punctuation?
May 10, 2011

lit class
we are really stuck on this one we searched the website that you suggested but are still stuck this is what we came up with is this correct punctuation? Jawaharlal Nehru, the first prime minister of independent India, said that, "culture is the widening of the mind and of...
May 10, 2011

Lit class
I'm going to be asking for the help for all of us does this have correct punctuation? two of us said no and the other two says yes My mom says "Never wear anything but a suit to a funeral or a wedding."
May 10, 2011

Lit class
No, it's really a group of us that's working together. we are just using all of our names to ask. really!!!!! we didn't think it would be a problem
May 10, 2011

Lit class
Did I punctuate this correctly? "Daddy, why is the sky blue?" Martinique asked her father. the quotation mark goes behind the question mark right?
May 10, 2011

math
2316
March 30, 2011

Math
melissa invested a some of money at 3% annual simple inter she invested 3 times that some at 5 % annual simple interest if her total yearly interest from both investments was 7200 how much was invested at 3% ?
March 30, 2011

Statistics
The null hypothesis,H0:u=48,was tested against the alternative hypothesis,H1:u>48.A sample of 75 resulted in a calculated p-value of 0.102.if standard deviation=3.5,the value of the sample mean is?need help
March 23, 2011

Statistics
The amount of fill(weight of contents)put into a glass jar of spaghetti sauce is normally distributed with mean=850g and standard deviation=8g.the probability that a random sample of 24 jars has a mean weight greater than 848g is?need help
March 23, 2011

Statistics
Of 100 people who were given a vaccine,80 developed immunity to a disease.the 98% interval on the proportion of people developing immunity is?need help
March 23, 2011

Chemistry
What is a photon? Several selections may be correct. Has an energy of equal to hν. Is a unit of electromagnetic radiation. Is a part of the electromagnetic spectrum. Is usually called visible light. None of these.
March 14, 2011

Chemistry
a 23ml H2SO4 solution is titrated by 50 ml 0.10 M NaOH solution, what is the molarity of H2SO4 solution? (Note that H2SO4 is a diprotic acid)
March 14, 2011

Algebra
292
March 8, 2011

Maths literacy
Write 78/115 as a decimal fraction
February 26, 2011

algebra
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -7x – 5y = 1.5 -5x – 4y = 4.5
February 22, 2011

algebra
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -x – 8y = 43 4x + 32y = 172
February 22, 2011

algebra
A dehydrated patient needs a 3.82% saline IV. Unfortunately, the hospital only has bags of 4% and 3% saline solutions. How many liters of each of these solutions should be mixed together to yield 5 liters of the desired concentration?
February 22, 2011

algebra
To buy both a new car and a new house, Tina sought two loans totalling $319,531. The simple interest rate on the first loan was 2.7%, while the simple interest rate on the second loan was 2.6%. At the end of the first year, Tina paid a combined interest payment of $8334.15. ...
February 22, 2011

algebra
Select the set of equations that represents the following situation: Mary invested one amount at 7% simple interest, and a second amount at 5% interest, earning $29.80 in one year. If she had switched the amounts, she would have earned $35.00. What were the two amounts? (...
February 22, 2011

algebra
Select the set of equations that represents the following situation: Mary invested one amount at 7% simple interest, and a second amount at 5% interest, earning $29.80 in one year. If she had switched the amounts, she would have earned $35.00. What were the two amounts? (...
February 22, 2011

algebra
Select the set of equations that represents the following situation: The cost of eleven CDs and twelve DVDs is $150.62; and the cost of one DVDs and twelve CDs is $116.07. How much do a CD and a DVD cost? (Points : 3) 11x + 12y = 150.62; 12x + 1y = 116.07 11x • 12y = 150....
February 22, 2011

algebra
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. -3x + 4y = -19.5 -3x + y = -10.5
February 22, 2011

algebra
Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this. x + 10y = 41 x + 9y = 37
February 22, 2011

algebra
Select the set of equations that represents the following situation: Mary invested one amount at 7% simple interest, and a second amount at 5% interest, earning $29.80 in one year. If she had switched the amounts, she would have earned $35.00. What were the two amounts?
February 22, 2011

Algebra
Cody’s motorboat took 3 hr to make a trip downstream with a 6-mph current. The return trip against the same current took 5 hr. Find the speed of the boat in still water
February 22, 2011

intermediate algebra
Select the set of equations that represents the following situation: Mike invested $706 for one year. He invested part of it at 5% and the rest at 3%. At the end of the year he earned $28.00 in interest. How much did Mike invest at each rate of interest?
February 21, 2011

Physics
A Force,F=10N,applied at an angle of 37 degree above the horizontal,moves a crate a distance of 5m along a rough horizontal surface.A frictional force of 5N opposes the motion.what is the change in kinetic energy?
February 18, 2011

statistics
the correlation between two random variables X and Y is p=-0.75.it is given that X=1,2or3 with equal probability of 1/3 and Y=-1,-2or-3 with equal probability of 1/3.the covariance is equal to?i need help.i have been struggling to get the answer>
February 11, 2011

Physics
A 3kg mass moving initially to the right along the x axis with a speed of 8m/s makes a perfectly inelastic collision with a 5kg mass initially at rest at the origin.what fraction of the initial kinetic energy of the system is lost in the collision.what formula must i use.
February 2, 2011

Physics
A 3kg mass moving initially to the right along the x axis with a speed of 8m/s makes a perfectly inelastic collision with a 5kg mass initially at rest at the origin.what fraction of the initial kinetic energy of the system is lost in the collision.what formula must i use.
February 2, 2011

Pre-Algebra
Thank you, Ms. Sue!
January 24, 2011

Pre-Algebra
If 4 liters of motor oil cost $3.88, what is the price for 1 liter? I'm supposed yo set up proportions. This is how I set it up: $3.88/4 liters • 1 liter/p p= the price for 1 liter Please tell me if I set it up right and how to solve.
January 24, 2011

physical science
gravity
January 17, 2011

Maths
is 10*10exponent -3 a scientific notation?
January 17, 2011

Physics
Two points charges of 2uC and -6uC are located at the position(0.0)m and (0.3)m.Calculate the total electrical potential at the point (4.0)m due these two charges.
January 17, 2011

Physics
hi Esskay,can u help me with the answer
January 17, 2011

Physics
A proton is released from rest in a uniform electric field which is directed along the x axis and of magnitude E=2*10exponent5 V/m.The proton undergoes a displacement from point A at the origin to point B at x=0.2m.What is the change in the potential energy of the proton ...
January 17, 2011

Physics
if a ball is thrown straight upward and is caught 5s after being thrown,how fast must it have been going when it left the person s hand?help
January 17, 2011

physics
if a ball is thrown vertically upward and is caught 5 seconds,how fast must have been going when it left the person s hand?help
January 14, 2011

math
Write a missing addend addition sentence to help solve 78-49.explain how you would use it.
January 2, 2011

PHYSICS
They both experience the same impact force however the fly will experience a greater acceleration
November 30, 2010

Phys
V = (f)* (wavelength) 200m/s = 100hz * Wavelength solve for wavelength then multiply by 3 dont forget to use the units for each variable like he gave us in class i.e. frequency = vibration/time wavelength = distance/vibration velocity = distance/time
November 30, 2010

Physics
I know for sure that the answer is not B or C since the volume increases and the temperature increases, however i am having a hard time understanding the definition of an adiabatic process and how to determine if there is any heat lost to the atmosphere. I am pretty sure the ...
November 30, 2010

Physics
A gas is taken though a single process in which its volume decreases by .25 m^3 as the temp of the gas rises 2deg C. Which of the following people are more likely to have reached the correct conclusion? a. Bob Identifies this process as adiabatic b. Jill identifies this ...
November 30, 2010

History
A more unified African American culture began to emerge in the early decades of the nineteenth century because? the Gullah dialect spread to the new slave territories in the Old Southwest. the rapid transfer of slaves from other regions into the Lower Mississippi Valley ...
November 29, 2010

English
1) lessons, is better 2) is good 3) 2 lessons/2 more hours of lesson 4) good 5) i go to the bathroom where i wash and dress myself (not dressed myself) 6)i get ready for school 7) good 8) good 9) computer lab and fine
November 14, 2010

algebra
Select the set of equations that represents the following situation: The cost of eleven CDs and twelve DVDs is $150.62; and the cost of one DVDs and twelve CDs is $116.07. How much do a CD and a DVD cost? (Points : 3) 11x + 12y = 150.62; 12x + 1y = 116.07 11x • 12y = 150....
November 13, 2010

physics
If there are three forces acting on an object, one straight up, one up at an angle to the left (angle unknown) and one up at an angle to the right what direction is the combined force? Is it possible for the combined force of those three forces to be down?
November 8, 2010

Math
Two sides of a triangle have the same length. The third side measures 4 meters less than twice the common length . The perimeter of the triangle is 16 meters. What are the lengths of the three sides?
November 7, 2010

Business Calculus
An ice cube that is 3 cm on each side is melting at a rate of 2 cm cubed per minute. how fast is the length of the side decreasing?
October 21, 2010

Science
that doesnt help me though. i need to know what Describe the role of gravity as the force that governs the movement of the solar system and the universe means.
September 27, 2010

Science
"Describe the role of gravity as the force that governs the movement of the solar system and the universe." I don't get it.
September 27, 2010

math
Tyrell says $750 is about $800.Sara says $750 is about $700.who is correct?explain.
September 22, 2010

math
in which number does 4 have the greatest value 9499 4391 2240 1944
September 21, 2010

Physics
This should say Physics-Typo error
September 19, 2010

Ohysics
An airplane flying at 120km/h due west moves into a region where the wind is blowing at 40km/h due east. If the plane's original vecotr velocity is Vplane, what is the expression for the plane's resulting velocity in terms of Vplane. a. 1/3 >Vplane b. 2/3>Vplane ...
September 19, 2010

Physics
A lightning bug flies at a velocity of 0.25m/s due east toward another lightning bug seen off in the distance. A light breeze blows from the east on the bug at a velocity of 0.25m/s. What is the resultant velocity of the lightning bug? Please direct me to even start-I'm ...
September 15, 2010

Math
Help! Toshiro Hashimoto invested some money at 4.5% simple interest and $1000 more than four times the amount at 6%. His total annual income for one year from interest on the two investments was $801. How much did he invest at each rate?
September 15, 2010

Language Arts
I need the complete predicate in this sentence? Ida B. Wells was born into slavery in 1862 in Holly Springs, Mississippi.
September 9, 2010

English
Could someone help with the main idea of this paragraph? Please and thank you Old Man Warner snorted. 'Pack of crazy fools," he said. "Listening to the young folks, nothing's good enough for them. Next thing you know, they'll be wanting to go back to ...
September 8, 2010

Math
Thank you so much
September 7, 2010

Math
Help-I just started Algebra II and I'm lost. What is the solution of 10 = absolute value of 7-3x. Please show steps so I can understand
September 7, 2010

Physics
I just need to clarify something in my mind- I look at a graph and the position changes from 3 to 8 over a ten second interval, to find total displacement, I just take 8-3 would equal 5 for total displacement, correct? I don't need to bother with the time interval, correct...
September 6, 2010

Chemistry
What is the pH of a 1.0E-8 M solution of HCl? Please note that you cannot simply add the contribution of H+ ions from the autoproteolysis of water and the contribution from the dissociation of HCl. You will need to use the quadratic equation to solve this problem and report ...
September 3, 2010

Chemistry
What is the pH (to three figures) of a 0.1 M solution of sodium acetate given that the acid dissociation constant (Ka) of acetic acid is 1.8E-5? Hint: I keep getting 2.87 but its wrong.
September 3, 2010

Math
y=3x-3.5
June 10, 2010

Global History
ok thanks jimmy and Ms.Sue
April 9, 2010

trig
what is the tan of 25 degrees and 01 minute
April 7, 2010

English
In many works of literature, an individual's encounter with death or destruction ultimately leads to the individual's affirmation of the dignity and worth of human life. What does this quote means and how does this quote relates to Hamlet by William Shakespeare. I have...
April 6, 2010

s.s.
it says they slowly decliened
February 21, 2010

s.s.
history idk
February 21, 2010

s.s.
Axum's conversion to Christianity a. beneficial b. a drawback c. first a drawback then beneficial d. first beneficial then a drawback
February 21, 2010

algebra
for x-y=3 add y to both sides then subtract three from both sides. For x+4y=9 subtract x from both sides then divide everything by 4.
February 1, 2010

Can't understand trig problem
An airplane left an airport and flew east 174 miles. Then it turned northward flying along a bearing of N22E. When it was 254 miles from the airport, there was an engine problem and it turned back to take the shortest route possible back to the airport. Find theta, the angle ...
February 1, 2010

Geography
What climate does the United States not have?
January 21, 2010

physics
There's a magic ring in a sealed paint can at the bottom of a frozen pond in the middle of a bog. YOu must get the ring via a plan which: gets you and equipment you need across without sinking, cross the frozen pond without breaking through the ice, lift the paint can out ...
January 19, 2010

Precalculus
If sinu = -5/7 and pie<u<3pie/2 find 2u Does anyone know the answer to this (not the steps for solving I know that my answer just keeps coming out funny)
January 13, 2010

Precalculus
what are the zeroes of the graph 2sin(squared)x + cosx-3 = 0
January 13, 2010

precal desperate
Given sina= 3/4 and cosB = (-5)/13 and this is Quad II find cos(a+B)
January 13, 2010

precalculus
Given sina= 3/4 and cosB = (-5)/13 and this is Quad II find cos(a+B)
January 12, 2010

algebra
Which is greater? 7 3/4 or 7 2/3
January 6, 2010

math
You got the answer pretty much right but a more exact answer would be 8/3 or 2 2/3. Because in decimal form it is actually 2.66666667
November 29, 2009

Calculus - Related Rates
12mm^2/hr = r2PI dr/dt So 12/2PIr mm^2/hr = dr/dt which is the same as dr/dt = 6/PIr mm^2/hr Why'd you originally say dr/dt= 12/(2r) mm/hr
November 29, 2009

Calculus - Related Rates
I'm sorry, I'm not following what you did. I get that we know dx/dt = 12mm^2/hr and we want to find dr/dt but I don't know how you linked them together as a function of r. Maybe show me more steps and how you got the derivative dr/dt. Thanks
November 29, 2009

Calculus - Related Rates
Bacteria are growing in a circular colony one bacterium thick. The bacteria are growing at a constant rate, thus making the area of the colony increase at a constant rate of 12 mm sq. per hour. Find an equation expressing the rate of change of the radius as a function of the ...
November 29, 2009

science
how do geologists determine the texture of a rock
October 15, 2009

8th grade
what is gnama artea it means Kings must follow laws too.
September 21, 2009

com130
. In what situations might an individual writing process be preferable?
June 24, 2009

calculus
find the integral of square root of 1+x^3 dx or sqrt(1+ x^3)dx
February 23, 2009

Pages: <<Prev | 1 | 2 | 3 | Next>>

Search
Members