Friday

February 27, 2015

February 27, 2015

Total # Posts: 63

**Math - Algebra**

our riding your bike to the park, sit to read for a while, and then ride your bike home. It takes you less time to ride from the park to your house than it took to ride from your house to the park. Draw a sketch of a graph that shows your possible distance traveled over time. ...
*February 26, 2015*

**Chemistry**

An automobile tire has a maximum rating of 38.0 psi (gauge pressure). The tire is inflated (while cold) to a volume of 11.8 Liters and a gauge pressure of 36.0 psi at a temperature of 12.0 Celsius. While driving on a hot day, the tire warms to 65.0 Celsius and it's volume ...
*February 20, 2015*

**Consumer Math**

Marta borrowed $1,380 for 15 months at 13 percent APR. How much will she pay in interest?
*February 11, 2015*

**Economics**

Are these questions positive or normative? 1)Too many people smoke. 2)Lung cancer kills millions each year. 3)If government were to increase taxes on cigarettes, people would smoke less.
*September 14, 2014*

**Math**

The perimeter of rectangular garden is 40 feet. The width is 2 feet more than half the length. What is the length and width
*April 16, 2014*

**Science**

thanks big help
*March 4, 2014*

**chemistry**

a.2.10
*February 11, 2014*

**SS-1 question**

is it right ?
*February 5, 2014*

**Government**

name three roles that interest groups play in American electionsl
*November 14, 2013*

**physics**

T₁=2πsqrt(m₁/k) T₂ =2πsqrt(m₂/k) T₂ /T₁ =sqrt{ m₂/m₁} T₂ = T₁sqrt{ m₂/m₁}= =3.5•sqrt(2/1) =4.95 s.
*September 12, 2013*

**Science**

All the answer is correct
*August 21, 2013*

**Math**

Okay I think I get it.. you just used the compliment to add up to 100? We are given 20%... did you say 100-20=80 and then turned 80 into a decimal ?
*January 29, 2013*

**Math**

Judy bought a coat at a 20% discount sale for $68. What was the original price of the coat?
*January 29, 2013*

**Physics**

A 8.5 dog takes a nap in a canoe and wakes up to find the canoe has drifted out onto the lake but now is stationary. He walks along the length of the canoe at 0.47 , relative to the water, and the canoe simultaneously moves in the opposite direction at 0.17 .What is the mass ...
*November 22, 2012*

**Physics**

A 1.2 -long steel rod with a diameter of 0.50 hangs vertically from the ceiling. An auto engine weighing 4.7 is hung from the rod. By how much does the rod stretch?
*November 22, 2012*

**statistic**

The time necessary to assemble a discount store display is normally distributed with μ = 5 minutes and σ = 30 seconds. A large number of potential employees are timed assembling a practice display. How much time (in minutes) should the personnel manager allow the ...
*November 8, 2012*

**statistic**

Suppose a random sample of 25 students is selected from a community college where the scores in the final exam (out of 125 points) are normally distributed, with mean equal to 112 and standard deviation equal to 12. Find the probability that the sample mean deviates from the ...
*November 8, 2012*

**calculus**

f(x)=1-3x g(x)=5x^2+3x+2 find f(g) g(f) and f(f) and their domains.
*October 29, 2012*

**MATHS!!!!!!!!!!!!!!!!!!**

20 sec to fill ten-litre bucket with water 60 / 20 = 3 3 x 10 = 30 litres per hour ?
*August 29, 2012*

**History**

so is it really c? because i've been stuck on this question for about 20 minutes
*June 6, 2012*

**algebra**

given the function k described by k(x)=x+20 find each of the following k(0)= k(-12)= k(-9)= k(15)= k(y+1)=
*March 18, 2012*

**algebra**

f(x)=x+19
*March 18, 2012*

**math**

Which of the following shows the next step using the least common denominator to simplify 7/8-5/6?
*March 17, 2012*

**PHYSICS- Please Help :(**

A ball is thrown downwards at a velocity of 14m/s from a bridge. One second earlier a rock is dropped from the same bridge. a)When will the ball meet up with the rock. b)When will the ball meet up with the rock? c)What is the initial minimum speed by the ball in order to catch...
*February 12, 2012*

**Physics**

Car A passes a light post moving at 25m/s and continues at this speed. Two seconds later, another car passes the light post moving at 40m/s. Assuming no acceleration of either car. a)How much time will it take for the second car to catch up with the first car? b)How far from ...
*February 12, 2012*

**math**

Ruth sells cars. She recieves a commission of 12% on sales up to $35,000 and a commission of %24 on sales over $35,000. What is Ruth's commission if she sold a car for $50,000?
*March 28, 2011*

**7th grade math worksheet**

AROBBERDUCKY
*February 17, 2011*

**Math/Fractions**

Tanisha has 2 new kittens. Together they weigh 3 5/8 pounds. If the male kitten weighs 5/8 pound more than the female kitten, how much does the male kitten weigh?
*December 9, 2010*

**chemistry**

Data collected from the calorimetry of a metal mass of the metal = 110.62g initial temperature of the water in the cup = 23.0 C initial temperature of the metal in the boiling water = 99.02 C final temperature of the metal AND water in the cup=25.54C volume of the water =100....
*June 5, 2010*

**Chemistry**

Well, Benedict's test detects reducing sugars (such as glucose). Benedict's reagent contains blue copper ions (Cu2+) which are reduced to copper (Cu+) in the presence of reducing sugars. These are precipitated as red copper(I) oxide which is insoluble in water. The ...
*March 30, 2010*

**4th grade math**

you multiply the bottom nunber
*March 23, 2010*

**college physics**

Two forces, of magnitudes F_1 = 80.0 N and F_2 = 25.0 N, act in opposite directions on a block, which sits atop a frictionless surface. Initially, the center of the block is at position x_i = -4.00 cm. At some later time, the block has moved to the right, and its center is at ...
*February 25, 2010*

**college physics**

Suppose that the coefficient of friction between your feet and the floor, while wearing socks, is 0.250. Knowing this, you decide to get a running start and then slide across the floor. If your speed is 3.00 m/s when you start to slide, what distance, d, will you slide before ...
*February 25, 2010*

**physics, plehase help**

The force of gravitation between two objects. Is 500 Newton's. What would the force of gravitation be if the distance between these two objects increased by 10 times?
*January 30, 2010*

**biology **

The continue to photosynthesize to have a spare storage of energy in case anything should happen. Like in humans for example humans store energy in ATP sacks. These bursts of extra energy are used when one is tired and so on.
*October 11, 2009*

**Chemistry**

im not getting an answer
*May 19, 2009*

**Chemistry**

An acid is comprised of 0.2g hydrogen, 7.1g chlorine and 12.8g oxygen. What is the most likely formula for this acid.
*May 19, 2009*

**chemistry**

Define the following concepts a. standard solution b. mole c. molar mass
*May 19, 2009*

**chemistry**

Define the term 'polymer' and then name two examples of naturally occurring polymers.
*May 19, 2009*

**Biology**

If pure-breeding tall plants are self-fertilized what kind of plants always grow from the seeds that are produced?
*March 25, 2009*

**8th grade history project**

Oh my gosh! I didn't think of that!!! thank you SO much for the idea!
*March 17, 2009*

**8th grade history project**

does anyone have any suggestions or words that apply to this area that i could try to work together?
*March 17, 2009*

**8th grade history project**

Haha, thank you; I was considering using that one if i couldn't find anything better. :)
*March 17, 2009*

**8th grade history project**

I am doing a history project on marketing inventions from the 1800s. I have to create a poster that includes a catchy slogan for a factory system. (remember that it is from the 1800s.) If you could help give me some ideas that would be great!!! thank you so much! If possible, ...
*March 17, 2009*

**8th grade history**

thank you, and sorry that it took me so long to reply, my computer froze up and wouldn't allow me to reboot it for a while. :) Once again, thank you!!!
*March 8, 2009*

**8th grade history**

I'm writing a research report on the very first stagecoaches. The information that I cannot find is: Who invented it who has improved it over the years how and where was it originally used If not used today, why is it not used, and what replaced it? Thank you SOOOOOO much ...
*March 8, 2009*

**civics (history)**

specifically what does 'incriminating' mean?
*February 15, 2009*

**civics (history)**

oh ok. well I think it implemented the 14th amendemnt by creating the 'miranda warning' where that you have the right to remain silent; that anything you say may be used as evidence against you and the right to know you have the right to an attourney. but i'm nnot ...
*February 15, 2009*

**civics (history)**

excuse me?
*February 15, 2009*

**civics (history)**

Miranda v. Arizona case how is the 14th amendment implicated in this case? how did the court go beyond its usual practice in coming to a decision?
*February 15, 2009*

**Math**

If m2 = m1*d1/d2 what is d1 and d2 when m1 is 50 and m2 is 84
*February 4, 2009*

**chemistry**

What is the chemical name for Salt Water
*February 2, 2009*

**math**

Evaluate the following. Remember to use the order of operations. 4-(-3) + 1 ______________ 2-2/(-2)
*September 15, 2008*

**HELP! pre-algebra**

THNX SO MUCH U ROCK!lol
*September 5, 2008*

**HELP! pre-algebra**

i have a word unscramble that i need help with i have to turn this word in unscrambled so this is the word scrambled: Seprororpit p.s. please relply asap thnx :]
*September 5, 2008*

**physics**

>.< ?
*September 5, 2008*

**math**

Write 8% as a fraction or a mixed number.
*September 4, 2008*

**Pre Algebra**

p.s it is supposed to be a algebra word
*June 5, 2008*

**Pre Algebra**

random question: i have a pre-algebra unscramble and i need help to unscramble the word the word they gave me was: Seproropit can any of u help me?
*June 5, 2008*

**Math**

A cyclist bikes x distance at 10 miles per hour and returns over the same path at 8 miles per hour. What is the cyclist’s average rate for the round trip in miles per hour?
*August 22, 2007*

**the big idea of energy**

omg wat is th ebig idea thing grat help
*December 5, 2006*

**the big idea of energy**

this is so hard i'm doin the iron and sulphur reaction and its do in tomorro and we got dis stupid teacher (tba)
*December 5, 2006*

**the big idea of energy**

omg!! lol i got da ear defenders hw now!! ive gt no idea ov wat 2 do!! HELP!!
*December 5, 2006*

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