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**pf**20% salt:70%salt needed will be in inverse proportion to their distance from the target of 65% = (70-65):(65-20) = 5:45 = 1:9 --------------------------------------- 20% salt: 0.1*180 = 18 oz 70% salt: 0.9*180 = 162 oz ---------------------------------------1 Answers · Science & Mathematics · 13/10/2011

... - 2w^2] A = (2*pi*R^3)/3, B = pi*(r^2)*N*

**PF***PD1 Answers · Science & Mathematics · 10/11/2008

Blonde Girl - a) write down the median weight of the bags

**pf**popcorn The problem states it is "normally distributed...2 Answers · Science & Mathematics · 17/03/2012

now we know that

**PF**=PM/2 now by distance formula we know that the distance of P(x,y) from...2}/{(0^2)+(1^2)} tat is distance PM is (y-2) putting**PF**^2 = (PM/2)^2 x^2+y^2-8y+16 = (y^2-4y+4)/4 solving the equation...2 Answers · Science & Mathematics · 03/11/2007

.... Find the x-intercepts

**pf**(x)=3x^2-6 The x-intercepts are ___? x = 3 x^2-64 Answers · Science & Mathematics · 04/09/2010

... the derivative part. Second degree Taylor polynomials

**pf**f(x,y) at the point (1,0) f(x,y) = x e^y ∂f/∂x = e^y ∂f/∂y = x e...2 Answers · Science & Mathematics · 18/01/2012

You have already accumulated 85%

**pf**the total points for the term. Therefore .85 x 75.6 = 64.26 ...4 Answers · Science & Mathematics · 25/06/2008

Hi Tristan, friend Bobby is partially right. p stands for pico. pico is 10^-12 So 430.4 x 10^-12 F could be rewritten as 430.4

**pF**So fourth option is the right one.2 Answers · Science & Mathematics · 20/06/2013

QA.Quadratics are in the form

**pf**y= ax^2+bx+c, since at x=0, y=0 then c=0 so y= ax^2+bx, let x=55, y= 228 228...1 Answers · Science & Mathematics · 05/05/2012

...6 Therefore, the value of the two capacitors are 3.00

**pF**and 6.00**pF**.1 Answers · Science & Mathematics · 31/03/2010