dede
Newest questions and responses by dede
Algebra/Precalculus
Solve the system of linear equations and check any solutions algebraically. (If there is no solution, enter NO SOLUTION. If the system is dependent, express x, y, and z in terms of the parameter a.) 3x3y+6z=6 x+2yz=8 5x8y+13z=4 I don't know what
asked on April 5, 2017 
english
wat the grammatical name of "whose cake is the best"
asked on February 15, 2017 
Chemistry
What is the percentage of sand (SiO2) in a 2.88g of a mixture If 1.93 of sand was recovered upon separation?
asked on September 5, 2015 
Chemistry
DrBob222 you were so helpful earlier in assuring me I was on the right track with the ionic equations. Your very gifted in chemistry. I have spent from a short time after that post until now banging my head against the wall trying to figure out how to
asked on April 22, 2015 
Chemistry
Could you please check my work about complete ionic and net ionic equations. They really confuse me. My original equation, after I balanced, was: FeCl2(aq)+Na2S(aq)=FeS(s)+2NaCl(aq). For complete Ionic I think its:
asked on April 21, 2015 
Equivalent fractions
Equivalent fraction for 5/6
asked on February 17, 2015 
Math! Algebra 1!
A boat is traveling in a river with a current that has a speed of 1.5 km/h. In one hour, the boat can travel twice the distance downstream as it can travel upstream. How long will it take the boat to travel 100 km in still water?
asked on November 10, 2014 
oklahoma history
After the signing of the Treaty of Paris in 1763, France gave __________ to __________.
asked on September 24, 2014 
math
which number is between 32 over 9 and 3 8 over 9 a. 37 over 9 b. 3 7 over 9 c. 3 5 over 9 d. 31 over 9
asked on September 21, 2014 
chemistry
0.74 Kcal/min to cal/sec How do I work this out ?
asked on September 10, 2013 
arithmetic
Alan and Bob are playing with numbers. Starting with the number n=1 they take turns performing arithmetic manipulations with n. Alan goes first and always multiplies n by 3. Bob adds 1 or 2 to the number n, depending on a coin toss. A number is called
asked on March 6, 2013 
math
The home economics team has 6 3/4 feet of fabric for a class project. They need 3/4 of a foot of fabric for each piece in the project. How many pieces will they be able to cut?
asked on October 11, 2012 
Math
The height (in feet) of a small weight oscillating at the end of a spring is h(t) = 0.5 cos(2t) where t is in seconds, 0 ≤ t ≤ 5. (This is calculus. Use radians!) (a)Calculate the weight’s average velocity over the time interval 1 ≤ t ≤ 3. Show
asked on August 29, 2012 
algebra
the length of a rectangle is fixed at 23cm what lengths will make the premiter greater than 72cm
asked on April 14, 2012 
Algebra 1a
8 Increased by b The translation is
asked on April 8, 2012 
6th grade science
what are two objects with the same volume. why does one feel heavier?
asked on September 29, 2011 
science
is wood waterproof?
asked on September 27, 2011 
Managerial Economics
The manager of All City realtors wants to hire some real estate agents to specialize in selling housing units acquired by the Resolution Trust Commission (RTC) in its attempt to bail out the savings and loan industry. The commission paid by RTC to the
asked on November 24, 2010 
Managerial Economics
Recently one of the nation’s largest consumer electronics retailers began a nationwide television advertising campaign kicking off its “Take It Home Today” program, which is designed to encourage electronics consumers to buy today rather than
asked on November 16, 2010 
Managerial Economics
Suppose the two rival office supply companies Office Depot and Staples both adopt price matching policies. If consumers can find lower advertised prices on any items they sell, then Office Depot and Staples guarantee they will match the lower prices.
asked on November 16, 2010 
physics
Two large circular metal plates are parallel and nearly touching, only 4.1 mm apart. The two plates are connected to the opposite terminals of a 9 V battery. (a) What is the average electric field strength in the space between the plates? V/m (b) What is
asked on November 9, 2010 
Physics
A man weighs 1220 N on Earth. What would he weigh on Jupiter, where the freefall acceleration is 25.9 m/s2? The acceleration of gravity is 9.8 m/s2 . Answer in units of N.
asked on November 5, 2010 
Physics
Gravity on the surface of the moon is only 1 as strong as gravity on the Earth. 6 What is the weight of a 30 kg object on the Earth? The acceleration of gravity is 10 m/s2 . Answer in units of N.
asked on November 5, 2010 
government
What is a document that sets up the broad organization of a government and the rules under which it operate?
asked on November 4, 2010 
Managerial Economics
Suppose that a firm is currently employing 10 workers, the only variable input, at a wage rate of $100. The average physical product of labor is 25, the last worker added 10 units to total output, and total fixed cost is $5,000. a. What is marginal cost?
asked on November 3, 2010 
Managerial Economics
Ross Perot added his memorable “insight” to the debate over the North American Free Trade Agreement (NAFTA) when he warned that passage of NAFTA would create a “giant sucking sound” as U. S. employers shipped jobs to Mexico, where wages are lower
asked on October 31, 2010 
economics
ABC Machinery produces ice machine with historical (monthly) data in the Excel file. Please construct its shortrun total cost function to answer the following questions: QUESTIONS 1. Given the data, please construct a ShortRun total cost (TC) function
asked on October 29, 2010 
earth science
state how the sun generates the energy that it radiates away as its luminosity.
asked on October 23, 2010 
chemistry
what product will form from dehydration of 2methylcyclohexanol?
asked on July 24, 2010 
statistics
Suppose 1.5 percent of the antennas on new Nokia cell phones are defective. For a random sample of 200 antennas, find the probability that 5 or more will be defective
asked on September 29, 2009 
algebra
A rectangular swimming pool is twice as long as it is wide. A small walkway surrounds the pool. The walkway is a constant 2 feet wide and has an area of 196 square feet. Find the dimensions of the pool.: *
asked on August 8, 2008 
math
4 lbs. of bananas cost 156. each lbs of bananas cost how many trinkets?
asked on April 10, 2008 
english
I can't put this sentence together and have it sound right. Any suggestions? Women have contributed much to American culture of great value. or Women have contributed much of great value to American culture. HELP!
asked on January 31, 2008 
english
Would I write... While driving east, the forest became denser. or As I drove east, the forest became denser. Also, do I capitalize East?
asked on January 31, 2008 
english
Do I capitalize French fries as in ...I served french fires on china plates to the ladies.
asked on January 31, 2008

Maths
PLS EVALUATE K
posted on January 9, 2018 
Math
Idk
posted on November 27, 2017 
Algebra/Precalculus
I got the answer (6a,a,a2)! Thanks for those who clicked on my questioning with helpful intentions.
posted on April 5, 2017 
physics
dede
posted on November 14, 2016 
Math
If u plot the point 8.85 on a number line, would u place it to the left or the right of 8.8? explain
posted on October 18, 2015 
Equivalent fractions
Plz answer that question I need it really bad
posted on February 17, 2015 
math
I don't know how you get the answer
posted on September 21, 2014 
History
Europe was affected by the Treaty of Versailles by causing the rise up Hitler
posted on September 29, 2012 
Managerial Economics
Please let me know if I am on the right track? a) The firm paid the last hired worker $100 and he produced 10 units. So, cost of producing the last unit (MC) is 100/10 = $10 b) The firm hires 10 workers and pays them $100 each, so Total variable costs are
posted on November 3, 2010 
algebra with pizzazz
He wanted a meal on wheels
posted on April 26, 2010 
1st grade homework question
think of two other pairs of antonyms
posted on February 10, 2009 
pigskin geography
foot of the moutain
posted on November 26, 2007