How do I figure the ratio of one part liquid to eighteen parts water if I am using four gallons of water? Isn't the water liquid also? So all eighteen parts are liquid. 17 parts water= 17/18*4gal= 17/18*16quarts= ... 1 part solute= 1/18*16 quarts= 3.5 cups check my math If...
July 21, 2007
Why can humans not survive on Venus? Thank you for using the Jiskha Homework Help Forum. You will find 2 answers above under "Science." Since the volunteers do not sit here 24/7, a half hour is not long enough to wait for an answer.
June 4, 2007
Given demand curve P=400-.05Q, at what price is total revenue maximized? There are a number of ways to do this problem. Let me use simple calculus. Total Revenue is P*Q=400Q-.05Q^2. Take the first derivitive wrt Q. MR=400-.1Q To maximize, find Q when MR=zero. Q=4000 Plug this ...
May 1, 2007
what is the most important issue facing the global economy? explain the issue in detail and your reasoning for it being so important. I say globalization and someone said that was too broad so I narrowed it down to international trade foreign exports between what countries? ...
April 29, 2007
could I have to write an essay on the question what is the most important issue facing the global economy? explain the issue in detail and your reasoning for it being so important. I chose the topic of globalization. could someone help me figure out a few key points to ...
April 28, 2007
The amount of money in an account with continuously compounded interest is given by the formula A = Pert, where P is the principal, r is the annual interest rate, and t is the time in years. Calculate to the hundredth of a year how long it takes for an amount of money to ...
April 22, 2007
How do I work out the square root of a number? it's simple. - you can use your calculator or use perfect squares to solve one. perfect squares: 4 9 16 25 36 49 etc. Need anything else just ask.
February 9, 2007
(Densities of object 1 and 2 are greater than that of the fluid) 1. Object 1 and 2 have same volume and shape, but object 1 is more dense than object 2, which one has greater buoyant force?? 2. object 1 and 2 has same mass, but density of object 1 is greater than object 2(has ...
October 27, 2006
an 6lb object is hanging from a 10lb object which in turn is hanging from a ceiling. need to find tension(T1) of rope from ceiling to 10lb object and tension(T2) from the 10lb object to the 6lb object. please, need assitance in trying to set up the problem. thanks Tension is a...
September 25, 2006
25 gram mass is given an upward acceleration of 30 m/s^2 by a rope. need help finding tension in the rope? not sure how to set up the problem?? Tension is the reaction force. Clearly you have two forces in opposite directions. Let T be the tension in the rope. The net force ...
September 25, 2006
how to you find a composite function form of y in this problem? y = 1/[(x^2+3x-5)^3] I dont understand your question. Composite functions require two functions. You listed one. Please amplify. That's what I thought at first. But I am thinking I might need to substitute y ...
June 19, 2006
(x-4)/(2x+4) is greater than or equal to 1. How do i express solutions to inequalities in interval notation without using the calculator? please help. (x-4)/(2x+4) >=1 multiplying by 2x+4 1) when (2x+4) is +, x-4>=2x+4 or x-2x>=8 -x>=8 x<=-8 notice the ...
June 16, 2006
what is a mortgage rate
Hello, I am in college and thinking of buying a house. What constitutes an excessively high mortgage rate today? I got an offer of 7.5% APR, which I know is high. But with limited credit history but a great credit score, this is the best offer I have received. Thank you so ...
August 24, 2005