Wednesday

June 29, 2016
Total # Posts: 63

**Algebra**

If the average of x and y is positive and x is positive, what is y? Thanks!
*May 13, 2016*

**math**

a sum of 380 is divided between Kelvin and Winne.Kelvin spends 3/4 of the amount received,while Winner spends 2/5 of the amount received.if Winnie spends 32 less than Kelvin,how much does ach of them receive?
*April 20, 2016*

**ENN103F**

Describe two improvement that the people of lkror have enjoyed from the state assembly and what are the two aspects that still need improvement?
*September 11, 2015*

**English**

i don't know
*March 29, 2015*

**Human Resource**

In 2003, a company employee received an option to purchase the company's stock at $45 per share. If the stock is trading at $40 in 2005, the employee will most likely A. exercise the option, receiving a gain of $5 B.exercise the option, receiving a gain of $40 C. hold on ...
*December 26, 2014*

**Social Science**

Good Evening, Why unemployed men and women are repeat offenders of domestic violence because they are not employed? I said it is because the unemployed has less at stake, but are there any more reasons? I cannot find any. Thank You
*November 10, 2014*

**sda high**

A population has a mean of 200 and a standard deviation of 50. Suppose a simple random sample of size 100 is selected and is used to estimate μ. What is the probability that the sample mean will be within 5 of the population mean?
*November 1, 2014*

**statistic**

f,e,g,or h
*September 18, 2014*

**7thgrade**

ok
*September 18, 2014*

**7thgrade**

ok is this site a school site
*September 18, 2014*

**7thgrade**

what happened to the snowman during the heat wave
*September 18, 2014*

**M.A.T.H**

11,16,21,26,31,36,41,46,51,56,61,66
*September 18, 2014*

**geography,maths lit,life science and agriculture**

what can I study with a higher certificate
*July 27, 2014*

**Chemistry #11**

23mol/l
*October 14, 2013*

**mathematics**

the arithmetic mean of x,y and z is 6 while that of x,y,z,t,u,v and w is w. Calculate the arithmetic mean of t,u,v and w.
*August 24, 2013*

**math**

the arithmetic mean of x,y and z is 6 while that of x,y,z,t,u,v and w is 9. Calculate the erithmetic mean of t, u, v and w
*August 24, 2013*

**calculus**

100pi ft^3/min
*April 27, 2013*

**olomu senior community secondary school Ajah**

the Angel is /ABC/ inscribed in a circle center O an M radius =20cm, /AM/=10cm /AO/=20cm than /OM/2=\AO/2- /AM/2 which equal to /OM/2=400-100 , /OM/=√300 /OM/=17.33
*April 5, 2013*

**Physics**

moving a charge from point a,where the potential is 300v, to point b,where the potential is 150v takes 4.5x 10-4 J ofwork. What is the value of the charge?
*January 22, 2013*

**math**

Alice plays basketball. In one game she shoots 21 free throws and makes 81.25% of them. Estimate how many free throws she makes.
*December 3, 2012*

**Physical Chemistry**

Calculate DS if the temperature of 3 moles of an ideal gas with Cv,m = 1.5R is increased from 200 K to 500 K under conditions of (a) constant pressure and (b) constant volume.
*November 30, 2012*

**Physical Chemistry**

Evaluate (dS/dV)T for a van der Waals gas and a perfect gas
*November 30, 2012*

**Chemistry**

Assume a gasoline is isooctane, which has a density of 0.692 g/mL. What is the mass of 1.7 gal of the gasoline (1 gal = 3.78 L)?
*September 10, 2012*

**math**

jonathan bought 12 pencils. he gave his brother 1/2 of the pencils and gave his friend 1/4 of the pencils. how many pencils did his friend get
*May 1, 2012*

**golf view**

Explain how the graph of sin2 theta relates to y=sin theta
*March 4, 2012*

**Physics**

A passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which of the following is not true?< (A) The passenger is in motion relative to the passer-by (B) The passer-by is stationery relative to the passenger (...
*October 13, 2011*

**Physics**

An objectis thrown upward from the edge of a tall building with a velocity of 10m/s. Where will the object be 3s after it is thrown? Take g = 10m/s^2 15m above the top of the building 30m below the top of the building 15m below the top of the building 30m above the building
*October 13, 2011*

**physics**

( 1.) An objectis thrown upward from the edge of a tall building with a velocity of 10m/s. Where will the object be 3s after it is thrown? Take g = 10m/s^2 15m above the top of the building 30m below the top of the building 15m below the top of the building 30m above the ...
*October 12, 2011*

**physics**

( 1.) A passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which of the following is not true?< (A) The passenger is in motion relative to the passer-by (B) The passer-by is stationery relative to the ...
*October 12, 2011*

**computers**

TMA1PHY111 ( 1.) A passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which of the following is not true?< (A) The passenger is in motion relative to the passer-by (B) The passer-by is stationery relative ...
*October 12, 2011*

**physics**

A body hangs from a spring balance supported from the roof of an elavator. If the elavator has an upward acceleration of 3m/s2 and the balance reads 50N, what is the true weight of the body?
*October 7, 2011*

**physics**

A 150-kg ladder leans against a smooth wall, making an angle of 30 degrees with the floor. The centre of gravity of the ladder is one-third the way up from the bottom. How large a horizontal force must the floor provide if the ladder is not to slip?
*October 7, 2011*

**physics**

A rope suspended from a ceiling supports an object of weight W at its opposite end. Another rope tied to the first at the middle is pulled horizontally with a force of 30N. The junction P of the ropes is in equilibrium. Calculate the weight W and the tension T in the upper ...
*October 7, 2011*

**physics**

A 50kg boy suspends himself from a point on a rope tied horizontally between two vertical poles. The two segments of the rope are then inclined at angles 30 degrees and 60 degrees respectively to the horizontal.The tensions in the segments of the rope in newtons are
*October 7, 2011*

**physics**

A boat propelled so as to travel with a speed of 0.50m/s in still water, moves directly (in a straight line) across a river that is 60m wide. The river flows with a speed of 0.30m/s. How long in seconds does it take the boat to cross the river?
*October 7, 2011*

**marketing**

Your boss has asked that you do some research and come up with a position on the value of a global launch for a new product. In a memo (not to exceed three pages), address the following: 1. What are the benefits of a coordinated global product launch ? 2. What factors have to ...
*September 25, 2011*

**Algebra**

8m+160m=100 168m=100 m=100÷168 m=25/42.
*September 17, 2011*

**Physics**

Since we know that block B is on the verge of sliding, the maximum weight that can he held is 716N*0.31= 221.96 N. And since the knot is not moving, (no acceleration, that means the force of 221.96N is also the same for the rope from the knot to the wall. And with a little ...
*June 21, 2011*

**algebra**

write the absolute value for each of the following. A.|-7| B.|+3| C.|0| D.|-6|
*June 15, 2011*

**Physical Science**

Why E-Field exists between two oppositely charged plates and it is zero elsewhere?
*May 9, 2011*

**math-translate into words please**

10-3n translate into words
*May 3, 2011*

**math**

I am trying to find the answer to a scientific notation problem, express in simplify terms (-2y) with and exponent of 4.
*January 3, 2011*

**physics grade 11 (vector)**

An airplane is flying 400 km/h west. There is a wind blowing 100 km/h NE. What is the airplane's actual speed and heading?
*October 17, 2010*

**math**

a patrol boat took 2.5 hours for a round trip 12km upriver and 12km back. the speed of the current was 2 km/h. what was the speed of the boat in still water? ps: i just need to know how to make equations from the question above. it's supposed to create equation, then use ...
*October 15, 2010*

**college**

how did the social order and ways of life differ between the southern and northern colonies?
*October 12, 2010*

**chemistry**

What volume of WATER MUST BE ADDED to 10.0 mL of 6.0 M NaOH to make a solution that is 0.30 M in NaOH? Assume that the volumes are additive. a. 10 mL b. 190 mL c. 200 mL d. 210 mL e. 500 mL
*March 29, 2010*

**MAT 101**

5. Which of the following are functions? The last two problems, i.e., b & c, are multi part relations consider all parts when determining whether or not these relations are functions. Explain your reasoning for a, b, and c. a. f(x) = x + 3 b. f(x) = 73 if x>2 otherwise f(x...
*February 25, 2010*

**MAT101**

1. What is a function? 2. What is a linear function? 3. What form does a linear function take? (I.e., What is the standard mathematical notation of a linear function?) 4. What is the formula for determining the slope of a line?
*February 25, 2010*

**Business Finance**

you owe $30,000 payable at the end of five years, what amount should your creditor accept in payment immediately if he could earn 11% on the money?
*November 8, 2009*

**Business Finance**

Rita won $60 million lottery. She is to receive $1 million a year for the next 50 years plus an additional lump sum of $10 million after the 50th year. The discount rate is 10%. What is the present value of her winnings?
*November 8, 2009*

**7th grade**

its its oh lay thx
*October 21, 2009*

**science**

Haha, I didnt copy and paste. I went onto the website. And the found the answer. I type really fast. And I also am a teacher. Okay, I'm sorry but for the molds one i did copy and paste the molds one. I'm sorry.
*December 12, 2008*

**science**

Fungi (singular fungus) are a kingdom of eukaryotic organisms. The fungi are heterotrophic organisms characterized by a chitinous cell wall, and in the majority of species, filamentous growth as multicellular hyphae forming a mycelium; some fungal species also grow as single ...
*December 12, 2008*

**chemistry**

The easiest way to make many of the simpler chemicals in the recipe is by doing a titration with a strong acid and strong base. For example, if you need to make calcium nitrate, you should mix calcium hydroxide and nitric acid. When mixing the nitric acid and calcium hydroxide...
*December 12, 2008*

**Math**

Try a texas instrument calculator. Those always work.
*December 12, 2008*

**Science**

Milk sours because of the acid inside of it. No, pasturized milk does not sour as fast becasue of the bacterium that went away in the process of pasturization.
*December 12, 2008*

**to dr bob..chemistry**

i thought you did it right**** sorry
*November 30, 2008*

**to dr bob..chemistry**

bottle of wine contains 13.1% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3. Calculate the concentration of ethanol in wine in terms of mass percent and molality. mass percent _______% molality ______mol/kg Thanks Responses AP CHEMMMM - DrBob222, Saturday...
*November 30, 2008*

**AP CHEMMMM**

againnn sorry :( A 2.30 g sample of a large boimolecule was dissolved in 23.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point constant is 5....
*November 29, 2008*

**AP CHEMMMM**

A bottle of wine contains 13.1% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3. Calculate the concentration of ethanol in wine in terms of mass percent and molality. mass percent _______% molality ______mol/kg Thanks
*November 29, 2008*

**biology**

A scientist comparing organisms, in terms of biochemistry, might analyze ?
*May 28, 2008*

**Basic maths**

This is very basic, but is annoying me intensely. I am trying to rearrange s=t((u+v)/2) to make t the subject. Any help would be greatly appreciated.
*January 16, 2008*

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