Monday
September 1, 2014

Posts by LOGAN


Total # Posts: 280

Math
I am a number between 20 and 30. When you divide me into 6 equal groups,there is an even number in each group and 2 are left over.what number am I?
July 9, 2014

statistics
suppose you roll two number cubes and pick a letter of the alphabet at random. find the probability you will roll two odd numbers and pick one of the letters k, l, or m.
June 4, 2014

art history
Which of Michelangelo's sculptures is a metaphor for courage, determination, and strength?
May 20, 2014

physics
A 0.250-kg aluminum bowl holding 0.800 kg of soup at 27.0°C is placed in a freezer. What is the final temperature if 430 kJ of energy is transferred from the bowl and soup? Assume the soup has the same thermal properties as that of water, the specific heat of the liquid ...
April 21, 2014

physics
=(1/2 m v^2)(.69)/(m C)
April 21, 2014

physics
A piece of iron block moves across a rough horizontal surface before coming to rest. The mass of the block is 1.8 kg, and its initial speed is 3.8 m/s. How much does the block's temperature increase, if it absorbs 69% of its initial kinetic energy as internal energy? The ...
April 21, 2014

pre-algrebra
melind wants to paint the exterior lateral surface of her house. It is nine feet high and has a perimeter of 140 feet. each gallon of paint covers 300 square feet how many one gallon cans of paint does she need to buy to paint her house
March 7, 2014

Math
Assume you are working on a house the length of the house is 50 feet, the width is 30 feet, and from the ground to the gable is 10 feet. The height of the triangle prism on top is 6.5 feet. If you are going to shingle the roof of this house, how many square feet should you ...
February 28, 2014

Correction
Not understanding how to answer this You pore over the present evaluation: two intoxicated college females, one DUI and the other trying to run from police officers, both with no prior arrest, and both nursing majors at the local college. As judge, you must decide whether to ...
January 31, 2014

physics
Two stones are thrown vertically up at the same time. The first stone is thrown with an initial velocity of 11.5 m/s from a 12th floor balcony of a building and hits hits the ground after 4.6 seconds. With what initial velocity should the second stone be thrown from a 4th ...
September 10, 2013

Chemistry
A gas occupying a volume of 664 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm. What is its final volume?
May 7, 2013

Chemistry
A gas occupying a volume of 664 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm. What is its final volume?
May 7, 2013

language and art
How to write a character sketch?
May 1, 2013

7th Grade Language Arts
yes 1( C 2( C 3( B
April 4, 2013

Social Studies
All I know is that it is Harrison. Can't remember why but it is.
February 25, 2013

physics
Just use (k*|q1|*|q2|)/r^2 It should come out as 1,638,427.5N
February 19, 2013

math
a pizza has a diameter of 18. what is the best estimate of the area of the pizza?
February 8, 2013

Physics
can anyone explain how they got their answer?
January 23, 2013

Math
1.5%h=12. What is h?
January 9, 2013

physics
A ferry boat is 6.2m wide and 7.1 m long. When a truck pulls onto it, the boat sinks 6.02 cm in the water. What us the weight of the truck? The acceleration of gravity is 9.81 m/s2. Answer in units of N
December 19, 2012

PLEASE HELP
PLEASE
December 7, 2012

College Algebra and Finance
Please help! Just need the answer... A lender gives you a choice between the following two 30-year mortgages of $200,000: Mortgage A: 6.65% interest compounded monthly, one point, monthly payment of $1283.93 Mortgage B: 6.8% interest compounded monthly, no points, monthly ...
December 7, 2012

math
A lender gives you a choice between the following two 30-year mortgages of $200,000: Mortgage A: 6.65% interest compounded monthly, one point, monthly payment of $1283.93 Mortgage B: 6.8% interest compounded monthly, no points, monthly payment of $1303.85 Assuming that you can...
December 7, 2012

Math
The difference between the two numbers is 14. The LCM of the two numbers is 16. Find the two numbers
November 13, 2012

physics
your completely wrong
October 14, 2012

physics
A car traveling in a straight line has a velocity of +3.3 m/s. After an acceleration of 0.71 m/s2, the car's velocity is +8.8 m/s. In what time interval did the acceleration occur?
October 14, 2012

algebra
Find the least common multiple of the monomials. 5a squared, and 16a cubed. Also 17b squared and 3b cubed. Could you show me how to do these. Thank you, Sandy
October 10, 2012

math
what is 2056 less than 22010
September 26, 2012

math
Use breaking apart method to solve 5 times 5, I'm not sure what this means
September 17, 2012

algebra
A rectangle has a length that is 5 feet more than its width. The area of this rectangle is 84 square feet. What is the width and length of this rectangle?
September 13, 2012

algebra
I dont understand this question How would you explain to your friend why the quotient of x*6 and x^2 is x^6 Remember your friend is questioning the rule, so you just cannot say it is the rule.
September 7, 2012

math
how do i factor the following equation? 3x^2=48
August 29, 2012

ALGEBRA
List the conditions when the sum of a positive number and several negative numbers will be positive. Include an example that represents your answer.
August 10, 2012

prealgebra/ check answer please
John who is an amateur golfer spends 3 hours every day practicing golf. What percentage of his waking hours does John spend practicing golf if he sleeps 9 hours a day? 24-9=15 3/15= 0.2 0.2 x 100 = 20% spent practicing
June 24, 2012

prealgebra/ check answer please
Thanks for checking :)
June 24, 2012

prealgebra/ check answer please
What single discount is equivalent to two successive discounts of 15% and 7%? x= 100 [1-(.85)(.93)] = 100 (1-.79) =100 (.21) =21%
June 24, 2012

math/prealgebra
5 is 20% of what number? I am so lost
June 21, 2012

math
11 - 8 ÷ (1/3 + 1/5) I need to know how to to this please show me. Thank you
June 17, 2012

U.S. History
How would I persuade someone that the Vietnam war was the most devisive war in American History?
May 30, 2012

math/algebra
Express 55 minutes as a fraction of 11/3 hours. Please show work
May 29, 2012

algebra
Express 55 minutes as a fraction of 11/3 hours. please this is doen.
May 28, 2012

math
Subtract the sum of 81.6 and 4.07 from 129.4 Please show how its done.
May 28, 2012

statistics
the life of light bulbs is distributed normally. The variance of the life time is 225 and the mean lifetime of a bulb is 590 hours. Find the probability of a bulb lasting for at most 603 hours. Yeah, WTF??? Why me!??!
May 3, 2012

History
I need some information on China's modern genocides and crimes against humanity staying the 20th century.
April 27, 2012

Calculus grade 12
a) 2cos2x b) 2cosx*cosx - 2sinx*sinx = 2cos2x c) double angle identity
April 12, 2012

Chem Lab
Thank you, it should say 'used' not 'sued'.
April 11, 2012

Chem Lab
Can the NH3/NH4Cl system be sued to prepare a buffer of a pH 9.5? why or why not? Can it prepare a buffer of pH 5? There were two buffers, 0.2 M and 0.1M.
April 11, 2012

History
Tell meabout Forced Sterilization and its sue int he U.S. What was the total number of people in the U.S. sterilized and the reasons why. How was this later imitated by the Nazi people?
March 21, 2012

science
Identify one harmful activity that humans do that might change the percentage of water that is available as a resource? Predict the possible effects this activity could cause to the food chains in that area, the changes in the number and types of organisms, and on the ...
March 15, 2012

Social Studies
What continent is located south of Europe in Medieval Europe?
February 28, 2012

precal
given tanx= (1/2) and cscx<0, find cos2x
February 26, 2012

7th grade math
Toby is making a model of a battlefield. The actual area is 11 miles by 7.5 miles. He wants to put the model on a 3.25 ft by 3.25 ft square table with at least 3 inches on each side between the model and table edges. What is the largest scale he can use?
February 14, 2012

7th grade math
Toby is making a model of a battlefield. The actual area is 11 miles by 7.5 miles. He wants to put the model on a 3.25 ft by 3.25 ft square table with at least 3 inches on each side between the model and table edges. What is the largest scale he can use?
February 14, 2012

Geology
I need help comparing and contrasting rocks and minerals.
February 9, 2012

Physics
Why did the chicken cross the road?
December 13, 2011

algebra
There are two similar triangles. The angles are: from top to bottom left: DE, from bottom left to right: EF, And from Top to bottom right corner: DF. DE: 10.32 cm.EF: 8.88 cm.FD 12.24 cm. The angles are: D,top,45 Degrees. E, bottom left corner, 79 Degrees. And F, Bottom right ...
December 12, 2011

grade 12 math
it is f(x)=x^3+8/x^2+x-6
December 5, 2011

grade 12 math
Given the function f(x)= x^3+8/x^2+-6, determine the eqaution of the asymptotes and state the end behaviours of the graph near the asymptotes.
December 5, 2011

Physics-please
When a sound wave passes from air into a solid object, which of the following wave properties change? -Frequency -Wave Speed -Amplitude -Wavelength all that apply
November 10, 2011

Science
When a sound wave passes from air into a solid object, which of the following wave properties change? -frequency -wave speed -amplitude -wave length Can be more than one
November 10, 2011

Algebra
Multiply and simplify (8v+4)(4x^2+9x+4)
November 9, 2011

Physics
A football bobble-head figure sits on your car dashboard. The 83-g head of the figure is attached to a spring with a spring constant of k = 21 N/m. You are driving along a straight road when you notice a series of hoses lying across the road, perpendicular to your motion, that...
November 3, 2011

math
aladder attached to the side of a ship has ten rungs each one foot apart visible above the water if the water level rises 1.5 feet per hour how many rungs will be visible after 3 hours
October 27, 2011

Phisics
A ball is dropped from the initial height h1 above the concrete floor and rebounds to a height of equal to 67% of the initial height h1. What is the ratio of the speed of the ball right after the bounce to the speed of the ball just before the bounce? This ratio is called ...
October 6, 2011

Physics
A Ferris wheel has a circumference of 93 m and it completes one rotation in 2.3 minutes without stopping. What is the percentage change in apparent weight (=weight difference/weight = W/W) of a passenger between the highest and the lowest positions on this Ferris wheel?
September 21, 2011

calculus
so then what does f equal and what does a equal
September 16, 2011

calculus
The limit as x approaches 0 of ((4^x)-1)/x The limit above represents the derivative of some function f(x) at some number a. Find f and a.
September 16, 2011

calculus
The limit lim as x approaches 1 of (x^12-1)/(x-1) represents the derivative of some function f(x) at some number a. Find f and a.
September 16, 2011

calculus
Find the value of the constant C that makes the following function continuous on (-infinity, +inf) f(x)={cx+2 if x is in (-inf,2] cx^2-2 if x i in (2, inf)
September 16, 2011

Physics
Can you help me through this one? I don't want just the answer: A ball is thrown straight up and rises to a maximum height of 24 m above the ground. At what height is the speed of the ball equal to half of its initial value? Assume that the ball starts at a height of 1.9 m...
September 15, 2011

History
I'm looking for information about the Black Death Plague without using Wikipedia as much as possible. Some questions that I need to keep in mind and answer are: How is religion relevant to the plague? Was there a cure? How did it start?
September 14, 2011

Physics
Top fuel drag racer can reach the maximum speed of 304 mph at the end of the 1/4-mile (402 m) racetrack. (a) Assuming that the acceleration is constant during the race, calculate the average value of the acceleration of the top fuel car. (b) What is the ratio of that ...
September 1, 2011

Physics
Consider two masses m1 and m2 connected by a thin string. Assume the following values: m1 = 4.18 kg and m2 = 1.00 kg. Ignore friction and mass of the string. 1) what is the acceleration of the 2 masses? 2)What should be the value of mass m1 to get the largest possible value of...
September 1, 2011

Physics
A ball is thrown directly upward with an initial velocity of 14 m/s. If the ball is released from an initial height of 2.8 m above ground, how long is the ball in the air before landing on the ground? Ignore air drag.
September 1, 2011

Physics
you my friend are a physics magician
September 1, 2011

Physics
In a tug-of-war between two athletes, each pulls on the rope with a force of 365 N. What is the absolute value of the horizontal force that each athlete exert against the ground?
September 1, 2011

Physics
If a car is travelling with a constant speed of 5.53 m/s in the Westward direction, what is the resultant force acting on it? Ignore friction
September 1, 2011

Physics
Which of the following represent examples of the following situation: An object that starts at the origin at t=0 and at some time later its displacement from origin is zero but the velocity is not zero: 1)An object in a uniform circular motion around a circle passing through ...
September 1, 2011

Physics
so what you're saying is: forceonblock3-mu(m3)=m3*a forceonblock3-0(m3)=... forceonblock3=...
September 1, 2011

Physics
what does u stand for in the above equations?
September 1, 2011

Physics
Three blocks rest on a frictionless, horizontal table, with m1 = 9 kg and m3 = 16 kg. A horizontal force F = 104 N is applied to block 1, and the acceleration of all three blocks is found to be 3.3 m/s2. 1) Find m2 2)What is the normal force between 2 and 3?
September 1, 2011

MATH
-3 is correct
September 1, 2011

Physics
Which of the following represent examples of the following situation: An object that starts at the origin at t=0 and at some time later its displacement from origin is zero but the velocity is not zero: 1)An object in a uniform circular motion around a circle passing through ...
September 1, 2011

Vectors (Physics/Math)
Vector A has a magnitude of 18 (in some unspecified units) and makes an angle of 25 with the x axis, and a vector B has a length of 24 and makes an angle of 70 with the x axis. Find the components of the vector C in the following: (a) C = A + B Cx = Cy = (b) C = A - B Cx= Cy=
August 25, 2011

Physics
Vector A has a magnitude of 18 (in some unspecified units) and makes an angle of 25 with the x axis, and a vector B has a length of 24 and makes an angle of 70 with the x axis. Find the components of the vector C in the following: (a) C = A + B Cx = Cy = (b) C = A - B Cx= Cy=
August 25, 2011

math
duck= d gull= g pelican= p dgp, dpg, gdp, gpd, pdg, pgd
August 25, 2011

Physics
A cheetah runs a distance of 101 m at a speed of 24 m/s and then runs another 101 m in the same direction at a speed of 38 m/s. What is the cheetah's average speed?
August 25, 2011

PSY/300
causal in the scientific sense..
June 15, 2011

PSY/300
what is causal observation ?
June 15, 2011

PSY/300
What is casual observation and why is it different from scientific disipline?
June 15, 2011

PSY/300
What is the difference between scientific disipline and casual observation?
June 14, 2011

algebra
(a) A graph of is shown in the figure, where y _ L(x). As the weight of the plane increases, what can be said about the length of the runway required?
June 1, 2011

us history
doing a final review crossword and i cant figure these two out 1. Planned_____; creating products that would wear out over a given period of time ( _ _ _ _ _ _ n _ _ _ _ _ _) 13 letters 2. a clear indication of nation-wide voter support ( _ a _ _ _ _ e) 7 letters please help ...
May 30, 2011

geometry
what is the approximate measure of angle A to the nearest tenth of a degree
May 27, 2011

physical
Everyone i need your attention! I'm having a HUGE PE test on Monday, and I dont know how many players are on a basketball team!!!!! HELP??????
April 15, 2011

algebra
Heart Rate An athlete starts running and continues for 10 seconds. The polynomial calculates the heart rate of the athlete in beats per minute t seconds after beginning the run, where . (a) What is the athlete’s heart rate when the athlete first starts to run? (b) What is...
April 9, 2011

Chemistry
Consider the following electochemical cell. Pt | Fe3+ (0.0600 M), Fe2+ (6.50e-5 M) || Sn2+ (0.0620 M), Sn4+ (3.90e-4 M) | Pt (a) Calculate the voltage of the cell, Ecell, including the sign.
April 3, 2011

math
177
March 29, 2011

algebra
What is the basic principle that can be used to simplify a polynomial? What is the relevance of the order of operations in simplifying a polynomial?
March 29, 2011

Science
Please help me! How much energy is released when125 grams of molten iron solidifies?
March 24, 2011

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