sw
Most popular questions and responses by sw
math
two systems of equations are giving below for each system choosethe best description of its solution if applicable give solution x+4y=8 x4y= 8 choose which one this problem fit in 1)the system has no solution 2) the system has a unique solution (x,y)=
asked on March 7, 2013 
physics
a stone is tied to the end of a string and is swung with a constant speed around a horizontal circle with a radius of 1.5m. if it makes two complete revolutions each second, what is the magnitude of its acceleration? i know the answer, but i don't know how
asked on April 9, 2011 
physics
A car travels along the curved path with radius of curvature p= 30m such that its speed is increased by at = (0.5e^t) m/s^2, where t is in seconds. determine the magnitudes of its velocity and acceleration after the car has traveled s = 18m starting from
asked on April 5, 2011 
math
Arrange the fractions in order from smallest to largest. , , , 5/8,3/4,9/16,7/8 Add. Write the answer in lowest terms. 3 2/7 + 5 3/7 Subtract. Write the answer in lowest terms. 6 4/5  2 1/5 Evaluate. Write the answer in lowest terms. 8/154/15+1/15 Add.
asked on March 26, 2009 
math help
suppose that the functions p and q are defined as p(x)=x^2+3 q(x)= squarex+2 (q*p)(2)= (p*q)(2)=
asked on April 1, 2013 
math
A circular coffee table has a diameter of 5 ft. What will it cost to have the top refinished if the company charges $3 per square foot for the refinishing?
asked on March 25, 2009 
math
13 out of 25 college students work at parttime jobs. What percent work at parttime jobs?
asked on April 12, 2009 
science HELP!!!!!!!!!
What role does nitrogen play in plant growth
asked on October 22, 2006 
math
graph the absolute value function and state its domain and range y=x1+2
asked on March 25, 2013 
Math
I have tried this problem a few ways, and I am getting frustrating results. Could you help me out by showing me how to set the systems of equations Two angles are complementary The sum of the measure of the first angle and 1/4 the second angle is 82.5.
asked on December 20, 2009 
math
find the median 22,55,43,26,33,36,43,25 answer is 33 and 36
asked on April 30, 2009 
math
add: 2 1/2 + 3 1/4 + 3 5/8
asked on April 30, 2009 
math
divide 12
asked on April 26, 2009 
math
Write 3/8 as a percent.
asked on April 12, 2009 
math
A new car depreciates an average of 22% in its first year of use. If the car was worth $16,000 when it was new, what will the car be worth after 1 year?
asked on April 11, 2009 
math
lula wants to round 76.24491 to the nearest hundredth. she first rounds 76.24491 to 76.245 and then rounds 76.245 to 76.25 and claims that this is the final answer. what went wrong with this approach.
asked on March 21, 2009 
science
Examples of positive, negative and neutral friction? We always learned about friction as either being positive (tires gripping the road, brake friction for stopping etc.) or negative friction (causing wear or heat as in a bearing or engine due to parts
asked on March 16, 2008 
macroeconomics
The interest rate were zero under the old government.The GDP is $700 and at that time people kept a total of $120 in cash stored as well as %50 worth of bonds. However, under new government the interest rate has risen to 36%. On average, cash is used five
asked on April 24, 2007 
Algebra 8th grade
(y23y)
asked on April 13, 2015 
Logic
One way to disconfirm the scientific hypothesis that chickens cannot fly would be to ask someone. look very hard for a chicken that can fly. simply assert that chickens can fly. simply assert that chickens cannot fly.
asked on September 11, 2011 
physics
imagine a flat, lightweight wheeled cart that's low to the ground and has welloiled bearings. what would happen if you approached the cart, stepped onto it, and walked along its length at a constant speed? it would a) remain nearly stationary b) advance
asked on April 10, 2011 
math
solve for the unknown? 2/x = 4/14
asked on May 3, 2009 
math
On the blueprint of Lauren's new office building, the scale is 3 in. equals 8 ft. What will be the actual length of Lauren's office if it measures 6 in. long on the blueprint?
asked on April 12, 2009 
math
Determine whether the pair of fractions is proportional: 4/13=8/26
asked on April 12, 2009 
vacation
If you were going on vacation to New Zealand in December......... What would you pack??? THANKS FOR HELPING!!!!!!! Since December is wintertime in the northern hemisphere, it's summer in the southern hemisphere, where New Zealand is  so pack for summer.
asked on October 5, 2006 
Allegbra
r214r+31
asked on April 13, 2015 
math help
The onetoone functions and are defined as follows. g={(3,6),(2,4),(3,7),(6,9)} h(x)=2x9 find the following g^1(6)= h^1(x)= (h^1 oh)(1)=
asked on April 1, 2013 
Astronomy
Suppose the Sun were twice as massive as it actually is. What would be the orbital period of a planet at a distance of 10AU from the Sun?
asked on October 2, 2011 
Logic
If I move to Texas, I will need air conditioning. I don't need air conditioning. So I didn't move to Texas" is an argument form known as (Points : 1) modus ponens. modus spumoni. modus operandi. modus tollens.
asked on September 11, 2011 
math
evaluate l24l l19l
asked on May 3, 2009 
math
perform the indicated operation (4)3sq
asked on May 3, 2009 
math
subtract 28 81(13)
asked on May 3, 2009 
math
place in ascending order. 2,19/9,9,17/12,1/65,5,29/6
asked on May 3, 2009 
math
add: 3+5 7+(11)
asked on April 30, 2009 
math
28 81(13)
asked on April 30, 2009 
math
Write a proportion that is equivalent to the statement: If 2 pizzas can feed 7 people, then 6 pizzas can feed 21 people.
asked on April 11, 2009 
math
Write a proportion that is equivalent to the statement: If 2 pizzas can feed 7 people, then 6 pizzas can feed 21 people.
asked on April 11, 2009 
math
arrange in order from smallest to largest. 2.05,25/10,2.0513,2.059,251/100,2.0515,2.052,2.051
asked on March 21, 2009 
math
lunch meat sells for about $3 per pound. you use about 1/2 per day for sandwiches. how much should you budget for lunch meat over the next month(about 20 workdays)
asked on March 21, 2009 
macroeconomic
Can someone help me with this question pls.. A country has a factory and build two bulldozers at a total cost of $320. The country also know that due to the miscalculation of demand, the factory had been unable to sell some of its output of baked
asked on March 20, 2007 
Research
I need to do a report on miscegenation. I need to know: the beginning of these laws, what the law states (past & Present), the punishment given to those who broke them, and the abolishment of these laws. Please can someone give me a website to look up
asked on November 12, 2006 
science HELP!!!!!!!!!
What are 3 essential things that an observational report must have in order to be scientific???? HELPPPPP!!!!!!!!! I'm not sure what you are asking. However, I will try to answer your question. I am assuming that you are not referring to a classical
asked on October 2, 2006 
Math HURRY !!!!!!!!
hOW DO YOU FIND OUT IF YOU HAVE A PROFIT !!!!!!!!!!!!!! Find out the gross income (all income) and subtract the expenses. The result is net income or profit. http://www.answers.com/topic/profit =)
asked on October 2, 2006

childcare
thx every one, I have completed my course successfully, with a 95% average
posted on June 1, 2014 
Logic
thanks.
posted on September 11, 2011 
Logic
ok, then i think it would be to look for a chicken that can fly to prove them wrong
posted on September 11, 2011 
Logic
to assert means to confirm
posted on September 11, 2011 
Logic
would it be to ask someone or look for a chicken that can fly. they can fly but to a short distance from the roof top of a house to ground but not in great distance.
posted on September 11, 2011 
Logic
so which is it?
posted on September 11, 2011 
Logic
simply assert that chickens cannot fly.
posted on September 11, 2011 
physics
would it be c?
posted on April 10, 2011 
physics
thank you sooo much! :)
posted on April 9, 2011 
physics
you're a lifesaver thank you!
posted on April 5, 2011 
Math
Are you sure that the sigh does not change In the second problem? I thought that when you divide by neg then the signs switch? My instructor told me that the first one was wrong, so I kept going over it and over it, and she insists that it is wrong, unless
posted on December 20, 2009 
algebra
The formula R=  0.075 + 3.85 can be used to predict the world record in the 1500 meter run, t years after 1930. Determine an inequality that identifies the years in which the world record will be less than 3.4 minutes. Solve for T t > (Round to the
posted on July 24, 2009 
math
divide 12/4
posted on April 26, 2009 
Math
A circular coffee table has a diameter of 5 ft. What will it cost to have the top refinished if the company charges $3 per square foot for the refinishing?
posted on March 25, 2009