Elasticity of demand

The elasticity of demand of milk is 0.49. If the price of milk increases 40%, what change in demand would you expect? Be specific about both the direction of the change and how much it changes.


I need help with a algebra problem

George rides a cab three days a week. He pays $3.50 for the cab to pick him up. He pays an additional fee for each mile driven. In one week, George paid 35.25. If he rides 11 miles each day, how... more


Consider the function f(x)=2x^3-6x^2-90x+10 on the interval [-5,7]

The average or mean slope of the function on this interval is equal to____By the Mean Value Theorem, we know there exists a c in the open interval (-5,7) such that f'(c) is equal to this mean slope... more

Math Finance question help

How many months would it take for a $5065 debt to increase to $6127 if interest compounds every 4 months at an annual rate of 5.9%? 

Open a T accounts for business B to record the ablove balance.

2016 May 8   Purchased a computer costing $5000 for business use, paying a deposit of $2000. The balance is to paid to Digital Ltd in 60 days.           May 24  Repaid $1000 principal and $150... more

Three moles of nitric acid molecules are dissolved in 1.5 L of solution. The solution has a molarity of...

Idk what Molarity is someone explain it to me Please haha 


Can a teacher tell you to not turn any more assignments for the rest of the year and refuse to grade them?

I pissed off my teacher and at the end of class she came to me and told me to not do any of the future assignments. what she's doing is purpo trying to fail me now. And she won't grade anything... more


TC = 80,000 + 10Q + 0.003Q2 find marginal value

when TC = 80,000 + 10Q + 0.003Q2 then find step wise marginal value

quadratic Equations

Find the value of q, for which the difference between the roots in the equation x^2−10x+q=0 is equal to 6. Find the value of q, for which the difference between the roots in the... more


Calculate mass of Zinc Chloride produced if 0.040 moles of hydrochloric acid reacts with excess zinc.

Dilute H Cl was added to zinc until no further reaction occurred. what mass of zinc chloride would be produced if 0.040 mole of H Cl reacted with excess zinc? The answer i got was 1.31 grams of... more

Why are villis numerous

Why are villis so numerous  


How has public opinion prevented the clinical use of stem cells?

Hello, I am a student currently working on a research project. This is one of my focus questions and i would appreciate it if you could help me out. Cheers

Why does pH affect the solubility of BaF2 but not that of BaCl2

 Just a brief explanation. 

Question is related to line integration, work done by force from book Erwin krezyick advance maths

I cannot understand how to write my function in the form of r(t) Can u please solve these questions and teach me? Q:calculate intgeral of F(r(t)). r'(t)     Qno1. F=[xy,x²y²] , C the straight... more

Geometry problem--please help

Julie is 6 ft. tall.  If she stands 15 ft from a flag poll and holds a cardboard square, the edges of the square line up with the top and the buttom of the flag poll.  Approximate the hight of the... more


Find the mass of 8.96L of fluorine gas at S. T. P.

Answer is 15.2g   ps. I need to know the steps on how to get the answer by using mole highway, thx!

Vector Fields

Let F(x,y)=3x^2yi+(x^3+y^3)j. By integrating, find a function f so that F=del f. Don't forget your constants of integration!

word problem for system of equations

The sum of the digits of a certain two-digit number is 7.  Reversing its digits increases the number by 9.  What is the number?


can u help me with this?

If the principal quantum number n=6, the correct sequence of filling of electrons will be?   a. ns - np - (n-1)d - (n-2)f b. ns - (n-2)f - (n-1)d - np c. ns - (n-1)d - (n-2)f - np d. ns -... more


1.2 x 10^9

saturn  a mass of 568.36 x 10^24 kg while mars has a mass of 639 x 10^21 kg. Saturn And mars are 1.2 x 10^9 km Apart. 

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