Saturday

April 19, 2014

April 19, 2014

Number of results: 4,533

**algebra**

I will assume an open box with no lid base --- x by x height --- y x^2 + 4xy = 250 y = (250-x^2)/(4x) V = x^2y = x^2(250-x^2)/(4x) = 250x/4 - x^3/4 dV/dx = 250/4 - (3/4)x^2 = 0 for a max V 250 = 3x^2 x^2 = 250/3 x = √250/√3 , y = (250-250/3)/(4√250/√3) ...
*Saturday, October 15, 2011 at 11:58pm by Reiny*

**math**

A. V = pi*r^2 * h = 250 in^3 h =250 / pi*r^2 = 250 / 28.3 = 8.84 In. B. V = (4/3)pi*r^3 = 250 In^3 r^3 = 250 / (4/3)pi = 250 / 4.19 = 59.7 r = 3.91 In. C. V = (1/3)pi*r^2*h = 250 In^3 Solve for h.
*Wednesday, May 16, 2012 at 4:49pm by Henry*

**math**

(0,250), (5,325). A. m = (325-250) / (5-0) = 75 / 5 = 15. (0,250, (x,y). m = (y-250) / (x-0) = 15/1 Cross multiply: (y-250) = 15(x-0). B. (y-250) = 15(10-0) y-250 = 150 Y = 150 + 250 = 400 Employees.
*Thursday, July 5, 2012 at 10:07pm by Henry*

**Math**

m = 3a 3(m-250) = a+250 3(3a-250) = a+250 9a - 750 = a+250 8a = 1000 a = 125 so, m = 375 check: 3(375-250) = 125+250
*Saturday, November 3, 2012 at 1:39am by Steve*

**Finance**

If it's simple interest and the rate is 5% yearly, then -- 5,000 * 0.05 = 250 250 * 5 = 1,250 5,000 + 1,250 = 6,250 The answer would be different if you charged compound interest.
*Wednesday, February 10, 2010 at 4:44pm by Ms. Sue*

**math**

ab=250 a=250/b but (a+b)/2=17.5 a+b=34 250/b + b=34 250+b^2=34b b^2-34b+250=0 now use the quadratic formula to find b.
*Wednesday, December 15, 2010 at 9:16pm by bobpursley*

**physics**

period = T = 1/f = 1/250 wavelength = L = speed*time = 30/250 sin 2pi(t/T-x/L) x/L = .10 (250/30) phase = 2 pi (.1*250/30) half a wavelength between nodes = 15/250
*Friday, March 26, 2010 at 5:21pm by Damon*

**Calc**

Did you want that tangent to be horizontal ? if so, then dy/dx = 1 - x/250 to be horizontal tangent, dy/dx = 0 x/250 = 1 x = 250 then y = 250 - (250^2)/500 = 125 Q is (250,125) b) Did you mean" write" an equation for line L ? Until you clarify your question, I will stop here.
*Sunday, January 27, 2013 at 9:40am by Reiny*

**math**

if you had 250 in your account, then deposited x dollars in the account, How do you write a expression that shows the new balance? a) 250-x, b) 250x c) x+250 d) 250/x
*Monday, May 27, 2013 at 3:27pm by skylark777*

**Differential Calculus**

The units of measurements have not been supplied, so they will not be used. On the other hand, a 'common sense' check will not be possible without the units. f(t) = 250t - 25t² 1. maximum height occurs when f'(t) = 0 f'(t) = 250 - 25*2t = 250 - 50t = 0 t= 250/50 = 5 f(5...
*Monday, August 10, 2009 at 3:47pm by MathMate*

**maths**

5/8x = 250 x = 250/(5/8) x = 250 * (8/5) x = 2000/5 x = 400
*Saturday, November 26, 2011 at 1:55pm by Ms. Sue*

**math**

. 88(150)+.94(150)+.90(150)+x(250)=.93(700) 132+141+135+x(250)=651 408+x(250)=651 x(250)=243 x=.972 Or you need 243points to earn a 97.2 percent
*Wednesday, December 5, 2012 at 6:28am by Mac*

**math**

L = 5 + 3 w L w = 250 so L = 250/w then 250/w = 3 w + 5 250 = 3 w^2 + 5 w 3 w^2 + 5 w - 250 = 0 (3 w - 25 ) (w + 10 ) = 0 w = -10 or w = 25/3 use + 25/3 L = 250 *3/25 = 30
*Saturday, April 21, 2012 at 6:52pm by Damon*

**college maths**

LCD = least common denominator The LCD is the smallest number that can be divided evenly by both denominators. One way to do that is to list the multiples. 125, 250, 375, 525 50, 100, 150, 200, 250, 300 The smallest number in both lists is 250. 250 / 125 = 2 1/125 * 2 = 2/250 ...
*Monday, December 13, 2010 at 5:33pm by Ms. Sue*

**Algebra**

.25(250)+250/250 62.5 + 1 63.5
*Thursday, October 27, 2011 at 9:05am by Jai*

**6th grade math**

b/g = 2/7 b+250 = g b + 250 = (7/2 b) 5/2 b = 250 b = 100
*Friday, September 13, 2013 at 6:39pm by Steve*

**math**

grade 11: 2pir + 2w = 500m w = 250 - pir Area of in = x(2r) = (250 - pir)2r it's a "partially factored" quadratic... 0 = (250 - pir)2r r = 0, 250/pi (0 + (250/pi))/2 = 125/pi r = 125/pi ... w = 125 250/pi m by 125 m
*Tuesday, March 24, 2009 at 6:52pm by Anonymous*

**Trigonometry**

This is a standard vector addition problem. Add the x and y components of the two vectors separately. The x component sum is Fx = 250 cos 25 + 250 cos 250) = 226.6 -85.5 = 137.1 The y component sum is Fy = 250 sin 25 + 250 sin 250 = -129.3 Use the Pythagorean theorem for the ...
*Sunday, March 9, 2008 at 7:30pm by drwls*

**Algebra**

Solve. .25(250)+250/250
*Thursday, October 27, 2011 at 9:05am by Kelly*

**Interview question**

surface area of a six sided box: 10x5*2+5x5*2+10x5*2 which is 250. So you need the excess added, Amount-waste=250 .9amount=250 amount=about 278cm^2 check: 278*.9=250 I wonder if the box is supposed to have a lid, I put that in the calculations.
*Thursday, March 3, 2011 at 4:49pm by bobpursley*

**Applied Calculus......**

since f(1) < 0 and f(2) > 0,start with the interval (1,2): step left right middle f(middle) 1: 1.000 2.000 1.500 5.094 2: 1.000 1.500 1.250 -0.198 3: 1.250 1.500 1.375 2.040 4: 1.250 1.375 1.312 0.832 5: 1.250 1.312 1.281 0.297 6: 1.250 1.281 1.266 0.044 7: 1.250 1.266 1...
*Monday, February 4, 2013 at 2:36pm by Steve*

**physics**

d = Vo*t + 4.9*t^2 = 250 m. 0 + 4.9t^2 = 250. t^2 = 250 / 4.9 = 51.0. Tf = 7.14 s. = Fall time. d = V*T. T = d/V = 250m / 343m/s = 0.729 s. = Time for sound to travel 250 meters up. Tf + T = 7.14 + 0.729 = 7.87 s.
*Saturday, April 21, 2012 at 3:03am by Henry*

**statistik and probability**

a. Assuming that medical and law schools are also graduate schools, 110/250 = ? b. 10/250 = ? c. 50/250 = ?
*Wednesday, October 31, 2012 at 11:14am by PsyDAG *

**Pre-Calculus**

Area= xW=250 x= 250/W T= 2W + x T=2W+250/w =60 solve for w, notice it will be a quadratic, and have two solutions.
*Friday, January 18, 2008 at 1:37am by bobpursley*

**math**

If the amount invested doesn't have to be repaid, it should not be added to your loan. What is the interest rate on your loans? Will you pay them off in one lump sum? Will you make monthly payments? Net Loan Amt=(80,000 + 38,250) - 22,250 = 118,250 - 22,250 = $96,000.
*Saturday, August 13, 2011 at 12:22am by Henry*

**Pre-Calc**

So if the perimeter is 250 feet, draw a diagram. of three sides of a rectangle with a little river. Then label the two corresponding sides 'x' and the other side without a partner 250-x because the total P is 250 and you already used 'x' twice on the other sides of the fence. ...
*Tuesday, January 11, 2011 at 2:31pm by Sarah*

**pre algebra 6th grade**

250=x-.08x 250=(1-.08)x 250/(1-.08)=x 271.73=x
*Tuesday, December 7, 2010 at 9:15pm by Bob*

**Chem**

I think your book is counting 250 cm as 250. cm. which makes 3 s.f. and that's how they obtained 98.4. You're right, however, that 250, written that way, has only two s.f.
*Thursday, February 19, 2009 at 6:08pm by DrBob222*

**algebra help please**

The U.S. population in 1990 was approximately 250 million, and the average growth rate for the past 30 years gives a doubling time of 66 years. The above formula for the United States then becomes P (in millions) = 250 times 2( y-1990)/66 What will the population of the United...
*Saturday, April 21, 2007 at 9:05am by carry*

**chemistry**

How many moles do you start with? M x L = 3.55 x 0.250 = 0.8875 How much do you want to add of 5.65 M? That will be 4.65 x Y L = ?? You want the total to be 4.50 M and the volume will be 0.250 L + yL so set up the equation. (3.55 M x 0.250) + (5.65 M x YL) = 4.50 M x (0.250+Y)...
*Saturday, July 24, 2010 at 1:25am by DrBob222*

**algebra**

A cylinder has a radius of 5 in. if the volume of the cylinder is 250pi in ^3 what is the height of the cylinder V=pi r^2 h 250=pi*5^2*h 250=5pi*h 250=5hpi 250/5pi=5hpi/5pi h=50/pi h = V/Area = 250 pi/(pi*5^2)= 10
*Thursday, March 29, 2007 at 10:06pm by Tom*

**Algebra**

I don't know how you got these. I will do the third one P(250) = -.1(250)^2 + 50(250) + 300 = -.1(62500) + 125000 + 300 = -6250 + 12500+300 = 6550
*Sunday, January 29, 2012 at 8:43pm by Reiny*

**Math**

radsmall/radiuslarge=heightsmall/heightlarge volumesmall=250=PI*4^2(heighsmall) volumelarge=?=PIradiuslarge^2*heightlarge height small=250/16PI Height large=?/64PI (radius large=8) so put these into the proportion... 4/8=(250/16PI)/(?/64PI) or 1/2=250*4/? solve for?
*Sunday, December 14, 2008 at 11:22am by bobpursley*

**Physics. Please help!**

pressure in the oil is the same on both sides p *.1 = 25,000 p = 250,000N/m^2 F = p*A = 250,000 *1 = 250,000 N
*Sunday, June 10, 2012 at 7:58pm by Damon*

**Physics**

1000 g of He is 250 moles It would contain 250 Nav He atoms and 500 Nav protons and electrons. (Nav is Avogadro's number) Multiply 250 Nav by 10^-10 of the proton charge (e), and you get a net charge of 250*6.02*10^23*1.6*10^-29 C = 0.00241 C
*Wednesday, February 22, 2012 at 12:34am by drwls*

**Calculus**

(s^2)h=V h=V/(s^2)=62.5/s^2 Surface area = 4hs +s^2 =4(62.5/s^2)s +s^2 =250/s + s^2 Derivative of surface area = -250/s^2 + 2s 0=-250/s^2 + 2s 250/s^2=2s 250=2s^3 125=s^3 s=5 h= 62.5/s^2=62.5/25 = 2.5 You are correct!
*Saturday, March 3, 2012 at 2:09pm by Susan*

**Algebra**

Also, the expression makes little sense. It looks like the drinks cost .25 each, with a fixed cost of 250. However, that would make the total cost .25x + 250 In that case, the average cost per drink would be (.25x + 250)/x = .25 + 250/x 250/x would be the fixed cost per drink...
*Wednesday, October 26, 2011 at 9:39pm by Steve*

**math**

let the cost of 250 prizes be x x/250 = .8/5 x = 250(.8)/5 = 40 or unit cost = .80/5 = 16 cents so 250(16) = 4000 cents = $40
*Thursday, November 15, 2012 at 8:36am by Reiny*

**Math**

250 people, out of which t people bought t-shirts, and (250-t) bought caps. Form the following equation: 8t+5(250-t)=1700 Solve for t.
*Thursday, May 26, 2011 at 3:42pm by MathMate*

**Calculus**

sub in each point equation #1: 10 = A(b^7) equation #2: 250 = A(b^9) divide equation 2 by equation 1, the A's will cancel, to get b^2 = 25 b = 5 , (or -5, but in exponentioal equations the base is considered positive) back in #1 10 = A(5^7) A = 10/78125 so y = (10/78125)(5^x) ...
*Tuesday, September 14, 2010 at 11:16pm by Reiny*

**geometry**

We draw a rt. triangle: A = 18 Deg. X = Hor. side = Distance from base of statue to ship. Y = 250 Ft = Ver. side. tanA = Y/X tan18 = 250/X X = 250/tan18 = 769Ft.
*Friday, May 4, 2012 at 1:37pm by Henry*

**math**

let t = 0 , d(0) = 250 - 0 = 240 At the beginning the plane is 250 miles from its destination , point (0,240) let d(t) = 0 0 = 250-100t 100t=250 t = 2.5 after 2.5 hrs, the plane has reached its destination point (2.5, 0)
*Thursday, November 14, 2013 at 7:43pm by Reiny*

**PHYSICS**

An applied force accelerates a 50-kg crate along a frictionless floor from rest to 5 m/s.The work performed by this force is most nearly 125 J 250 J(x) 500 J 625 J 1,250 J Can someone please explain this to me and help? I thought it was 250 J but my calculation was wrong.
*Saturday, June 2, 2012 at 11:50am by Chris*

**Algebra 1A**

38,250+80,000+22,250-0.25(80,000+38,250)= 80,000 + 38,250 = 118,250 0.25(118,250) = 29,562.5 38,250+80,000+22,250 = 140,500 140,500 - 29,562.5 = ?
*Sunday, September 27, 2009 at 10:58am by Ms. Sue*

**math**

Let X be the amount of medical bills. Plan A cost: C(A) = 150 + 0.40(X-150) Plan B cost: C(B) = 250 + 0.35(X-250) Set C(A) = C(B) and solve for the breakeven value of X. C(A)= 0.40(X-150) = C(B) = 250 + 0.35(X-250)
*Friday, March 19, 2010 at 9:46pm by drwls*

**physics**

1/Rt=1/250+1/190 Off hand, I am guessing 110 ohms doing the algebra, Rt=(250*190)/(250+190)=108ohms
*Wednesday, November 2, 2011 at 10:07am by bobpursley*

**math**

d1 = 50mi/h * 1h + 50mi/h * 4h = 250 mi d2 = r*t = 250 mi r*4 = 250 r = 62.5 mi/h = Wife's speed.
*Monday, September 16, 2013 at 8:03pm by Henry *

**Math problem**

a. Budget = $80,000 + $38,250 = $118,250. b. Amt. = 0.25($80,000+$38,250). c. $29.562.50 (From "b"). d. No. $29,562.50 - $22,250 = %7312.50. e. Do the addition and subtraction. 'b"
*Sunday, November 20, 2011 at 4:49pm by Henry*

**math**

Having a problem with part of my question... 1. You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must ...
*Saturday, August 13, 2011 at 12:22am by =)*

**Algebra**

Car speed = X-mi/h, Plane speed = (X + 200) mi/h, Eq1: d1 = X*t = 250 mi, t = 250 / X, Eq2: d2 = (X + 200)t = 1250 mi. Substitute 250 / X for t in Eq2: (X + 200)250/X = 1250, 250 + 50000/X = 1250, 50000 / X = 1250 - 250, 50000 / X = 1000, Cross multiply: 1000X = 50000, X = ...
*Saturday, November 6, 2010 at 5:47pm by Henry*

**algabra**

A cylinder has a radius of 5 in. If the volume of the cylinder is 250 pie inches cubed, What is the height of the cylinder? pi*r^2*h=250*pi pi cancels. solve for h r^2*h=250 h=250/r^2?? This is what I got originally. 250=pie(5)squared *h. 250= pie 25 h 10= pie h h= 10 over pie...
*Thursday, January 18, 2007 at 4:27pm by peggy*

**Chemistry**

HCN >< H+ CN- .250-x <> x+ x 4E-10=x^2/(.250-x) appx x^2/.250 [H+]= sqrt (4*.250E-10) = 1E-5 pH= 5
*Monday, May 2, 2011 at 11:01am by bobpursley*

**algebra**

Budget 80,000---family loan 38,250---small business loan 118,250--Total budget 0.25(118,250) = Budget for rent and utilities 29,563---money spent for rent and utilities (0.25 of 118,250)
*Monday, February 7, 2011 at 2:25pm by helper*

**Math**

P = F when 42 m + 250 = 110*1.08^m That equation can be solved by iteration. If m = 30, 42 m + 250 = 1510 110*1.08^m = 1106 If m = 35 F = 42 m + 250 = 1720 P = 110*1.08^m = 1626 If m = 36 42 m + 250 = 1762 110*1.08^m = 1756 m is slightly more than 36 months At longer times, P ...
*Tuesday, February 17, 2009 at 8:56pm by drwls*

**algebra**

e) This equation illustrates your remaining funds after paying for rent and utilities. How much money is left? Explain how you arrived at your answer. $38,250 + $80,000+ $22,250-0.25($80,000 + $38,250)
*Tuesday, December 15, 2009 at 6:12pm by esse*

**algebra 1**

The options are: 45t=55t+250 45t+55t=250 55t-45t=250 or 50t=250
*Thursday, February 9, 2012 at 7:31pm by Veronica*

**Algebra**

Last question I hope...here is the problem This equation illustrates your remaining funds after paying for rent and utilities. How much money is left? Explain how you arrived at your answer. $38,250 + $80,000+ $22,250-0.25($80,000 + $38,250) = to get the answer would you add ...
*Friday, February 1, 2008 at 2:40pm by Help needed*

**Physics**

b. angle: arctan 1.2/3.2 then distance downstreem=250/cosangle I get for the angle...0.359radians then for distance = 250/cos.259=259m Your answer is not possible. Now another way: time to get across=250/3.2=78.1sec distance downstream=78.1*1.2=93.7m now distance total=sqrt(93...
*Saturday, March 9, 2013 at 10:04pm by bobpursley*

**ap chem**

You want to use some of the NaH2PO4 as the acid and some of the Na2HPO4 as the base. pH = pKa2 + log (250+x)*0.1/(250-x)*0.1 Solve for x and add to 250 to find mL of base to use and 250-x to find mL of acid to use. I would plug those numbers back into the Henderson-Hasselbalch...
*Wednesday, May 30, 2012 at 10:27pm by DrBob222*

**chemistry**

1 mg/L = 1 ppm You have 8 g/250 mL = 8000 mg/250 = 8000 x (1000/250) = ?? 1 ppm is supposed to be 1 g solute in 1,000,000 g total. In small concns it is ok to ignore the mass of the solute in calculating the final mass of the solution but 8 g/250 mL is hardly small. With no ...
*Wednesday, February 22, 2012 at 1:48am by DrBob222*

**biochem**

of what? the ethanol? The final concn of the ethanol, assuming volumes are additive, is 3M x [0.250 mL/(0.250+0.250)] = 1.5M right? (Note: ethanol and water volumes are not additive. Approximately 4% error).
*Tuesday, March 27, 2012 at 10:01pm by DrBob222*

**Algebra**

250 mm is the focal length, f. 2*10^6 mm (2km) is the object distance, which you call "o". (It is usually written Do.) Solve the equation provided to compute the image distance "i". 1/i = 1/250 - 1/(2*10^9) "i" will be only slightly larger than 250 mm
*Sunday, March 1, 2009 at 6:57pm by drwls*

**algebra**

B.($38,250+$80,000).25 C. $29,562.5 is 25% of the total budget. D.$29,562.5-$22,250=7312.5 deficit. E.$89.687.5+$22,250=110,937.5 remaining funds
*Tuesday, March 16, 2010 at 12:59pm by Anonymous*

**Algebra 1A**

Solve: 38,250+80,000+22,250-0.25(80,000+38,250)=
*Sunday, September 27, 2009 at 10:58am by Mel*

**math 10**

17,500 * 0.3 = 5250 17,500 - 5,250 = 12,250 12,250 / 26 = ?
*Tuesday, January 26, 2010 at 3:17pm by Ms. Sue*

**chemistry**

initial moles HCl = M x L = 1.00 x 0.250 = 0.250 moles. moles used = 0.199 moles remaining = 0.250 - 0.199 = ??
*Sunday, June 13, 2010 at 2:33am by DrBob222*

**gemetry**

9 x + 14 + 56 = 250 9 x + 70 = 250 9 x = 180 x = 20
*Monday, November 28, 2011 at 2:46am by Damon*

**geometry**

lwh = 250 l(2w)(3h) = 6lwh = 6(250) = 1500
*Thursday, May 23, 2013 at 12:25am by Steve*

**Economics HELP PLEASE!!!!**

Wrong values: 250,-250,-300,-500
*Friday, March 21, 2014 at 2:33pm by Anonymus*

**math**

I = Po*r*t = $250. 500*0.1t = 250. S0lve for t
*Monday, August 13, 2012 at 5:34pm by Henry*

**math**

2 1/2 meter = 250 cm 750/250 = 3
*Tuesday, December 3, 2013 at 6:08pm by Ms. Sue*

**algebra**

child's plate --- x adult ----- 250-x solve 3.5x + 7(250-x) = 1347.5
*Thursday, June 24, 2010 at 7:55am by Reiny*

**math**

i divided 2,250/281,250=0.008 idk if im doing it right??
*Friday, October 29, 2010 at 10:53am by Steph*

**pre algebra 6th grade**

1.08x = 250 x = 250/1.08 x = ?
*Tuesday, December 7, 2010 at 9:15pm by Ms. Sue*

**Algebra**

Just do what it says .... avg cost = (.25x + 250)/x or .25 + 250/x
*Wednesday, October 26, 2011 at 3:34pm by Reiny*

**English**

Why are you multiplying by 100? 113/250 = 45.2% 120/250 = 48%
*Tuesday, November 27, 2012 at 2:07pm by Writeacher*

**Math/Fractions**

1/125 + 4/50 = 2/250 + 20/250 = 22/250 = 11/125 5/22 - 1/41 = (205-22)/(22*41) = 183/902 Good work.
*Sunday, February 3, 2013 at 2:38pm by Steve*

**Algebra 1**

a^2+b^2=c^2 13^2+9^2=c^2 169+81=c^2 250=c^2 Take the square root of 250 for your answer.
*Monday, August 30, 2010 at 11:41pm by Jen*

**chemistry**

Assuming the volumes are additive (technically they are not), then 0.45M x [250 mL/(250+350)] = ?
*Monday, April 2, 2012 at 10:44am by DrBob222*

**math**

q = ap+b 160 = 9a+b 140 = 11a+b a = -10 b = 250 q = 250 - 10p
*Monday, August 27, 2012 at 10:26pm by Steve*

**math**

one more question 6. 68% of 250 it mean 250 x 70% = 180
*Thursday, December 20, 2012 at 5:32pm by gary*

**math**

washer ---- x fridge ------ x+250 dryer ---- x/2 x + x+250 +x/2 = 1800 solve for x, then back-substitute.
*Friday, October 18, 2013 at 5:36pm by Reiny*

**matha**

(250-50)/250 * 100% = 80%
*Tuesday, January 25, 2011 at 12:08am by MathMate*

**Math**

tan 10° = 250/x x = 250/tan10 = .....
*Sunday, May 29, 2011 at 3:44am by Reiny*

**math problem**

9*25t/250+60t/250= you do it.
*Saturday, February 25, 2012 at 8:16pm by bobpursley*

**math**

0.88x = 250 x = 250 / 0.88 x = ?
*Friday, July 27, 2012 at 7:17pm by Ms. Sue*

**spanish**

P.S. I'll try to post the entire explanation. If it doesn't work, come back and ask any question you might have! LOS MANDATOS FAMILIARES REGULAR VERBS tomar, to take, drink AFFIRMATIVE NEGATIVE toma (tú) take (sing.) no tomes (tú) don't take (sing.) tomad (vosotros) ...
*Monday, October 29, 2007 at 7:07pm by SraJMcGin*

**math **

an employee pays 250 in taxes during one month. the tax rate is 30% what is her gross pay and net pay for that month i am so confused would i say 250*30%= $75 than add 250+75=$325 Can someone tell me if that is right.
*Thursday, March 4, 2010 at 9:08pm by haleigh*

**College Chemistry**

If you take 1.00 mL of the stock soln contg 125 mg/L and dilute it to 250 mL, the concn in the 250 mL flask is 125.0 mg/L x (1/250) = ? mg/L
*Thursday, July 12, 2012 at 9:51pm by DrBopb222*

**College Chem**

What is the pH at the equivalence point in the titration of 0.250 M HX (Ka = 5.2 x 10^-6) with 0.250 M KOH?
*Monday, March 28, 2011 at 5:14pm by Angelina*

**Physics**

you want a mechanical advantage of 100*9.8/250 MA= length/height = 9800/250 solve for lenght
*Tuesday, January 28, 2014 at 10:01am by bobpursley*

**12th grade**

80 000 + 38 250 + 26 500 = 144 750 80 000 + 38 250 = 118 250 0.16 * 118,250 = 18,920 144,750 - 18,920 = ?
*Sunday, July 4, 2010 at 4:04pm by Ms. Sue*

**math**

(250 - 175) / 250 = ?
*Monday, March 31, 2014 at 8:51pm by Ms. Sue *

**stats**

A set of data is normally distributed with a mean of 200 and standard deviation of 50. • What would be the standard score for a score of 250? • What percentage of scores is between 200 and 250? • What would be the percentile rank for a score of 250?
*Tuesday, October 9, 2012 at 12:56pm by Dawn*

**math**

Take the ratio of derivatives as 1 is approached Lim 250 x^249/1 x-> 1 = 250 It's called L'Hopital's rule
*Tuesday, November 6, 2007 at 4:34pm by drwls*

**chemistry**

what is the volume of 0.)250 MgCl2 should be diluted to 250 mL to obtain a solution with {Cl-} = 0.0135
*Wednesday, October 28, 2009 at 1:45pm by Aleander Azumah*

**algebra**

x + y = 250 and 20x + 45y = 6800 I would change the first to y = 250-x then sub that into the second, easy from there ....
*Tuesday, March 23, 2010 at 9:37pm by Reiny*

**Algebra**

what is the next number in this sequence? 0.4, -2, 10, -50 choices are -110, 250, 100, 120 would it be 250
*Friday, April 29, 2011 at 3:59pm by mary*

**Algebra**

what is the next number in this sequence? 0.4, -2, 10, -50 choices are -110, 250, 100, 120 would it be 250
*Friday, April 29, 2011 at 4:12pm by mary*

**CHM**

250 L, but if you meant moles then 250*(22.4L)= volume at STP. Your question doesn't make that much sense.
*Sunday, March 17, 2013 at 11:13pm by Devron*

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