Saturday

March 28, 2015

March 28, 2015

Total # Posts: 49

**physics**

A Hot Wheels car of mass 0.081 kg starts at a height of 1.42 m and goes through a loop with a height of 0.38 m with a radius of 0.16 m along a track of length 3.02 m. The car barely makes it through the loop. Since, Work = Force x distance, what is the force of friction acting...
*November 10, 2014*

**Math**

The density of ocean water at the surface is 1025 kg per meter cubed. Write an equation to calculate the mass of 12 meters cubed of ocean water
*October 6, 2014*

**Math **

How can multiples and factors relate?
*September 15, 2014*

**Introductory Algebra**

exchange rate: 12 U.S. dollars for 82.8 francs. Sorry
*June 11, 2014*

**Introductory Algebra**

Traveling in France, Miguel exchanged 12 U.S. dollars for francs and got the same exchange rate. How many francs did Miguel receive? Round to the nearest tenth.
*June 11, 2014*

**algebra**

Mac's wallett is full of $5 and $10 bills. He has 25 bills totaling $230. How many of each bill does he have?
*May 6, 2014*

**applied algebra **

$800 at 5 1/2% annual interest, compound semiannually, for 7 years
*March 8, 2014*

**algebra**

Jose has 6 more dimes than quarters. He has $1.65 total. How many coins of each type does he have?
*February 9, 2014*

**Math, HELP!! PLEASE! IMMEDIATELY!**

After a 25% reduction, you purchase a television for $607.5. What was the television's price before the reduction? (a) Write an equation to model the problem. Let x represent the price before the reduction. (b) Solve the equation to find the price before the reduction. (...
*September 7, 2013*

**chem**

suppose that 1.550g of hydrochloric is dissolved into 500.0ml of solution. what is the molar concentration of the acid?
*March 18, 2013*

**Physics**

If a wave has a frequency of 24Hz and a wavelength of 15m, how do you calculate the speed of the wave ???? Please help
*January 20, 2013*

**Physics**

If a wave has a frequency of 24Hz and a wavelength of 15m, how do you calculate the speed of the wave ???? Please help
*January 20, 2013*

**math**

how do you the square root of 25 and 36 ?
*January 3, 2013*

**math**

what is the integers of the square root of 51
*December 20, 2012*

**robinswood**

between what two consecutive whole numbers does the squre root lie? 1) square root of 70 2) square root of 35 3) square root of 6 4) square root of 52
*December 20, 2012*

**robinswood**

the area of a square tetherball court is 260 ft2. what is the approximate length of each side of the court? find answer th the nearest foot? i really have a hard time with these word problem...please help me
*December 20, 2012*

**robinswood**

estimate the square root of 154 to the nearest hundredth
*December 20, 2012*

**Physics**

a small rock with mass 0.20 kg is released from rest at point A which is at the top edge of a large, hemispherical bowl with radius R = .5m. assume that the size of the rock is small compared to R, so that the rock can be treated as a particle, and assume that the rock slides ...
*October 23, 2012*

**Physics**

A little red wagon with mass 7.0kg moves in a straight line on a frictionless horizontal surface. It has an initial speed of4.00 m/s and then is pushed 3.0m in the direction of the initial velocity by a force with a magnitude of 10.0 N a.) Use the work-energy theorem to ...
*October 15, 2012*

**Physics**

A little red wagon with mass 7.0kg moves in a straight line on a frictionless horizontal surface. It has an initial speed of4.00 m/s and then is pushed 3.0m in the direction of the initial velocity by a force with a magnitude of 10.0 N a.) Use the work-energy theorem to ...
*October 15, 2012*

**math**

well first you have to divide the two top numerators than find the sum multiply the sum with the denominator now you have your answer
*March 26, 2012*

**algebra**

a number cube is rolled 10 times. an even number comes up 6 times. what is the experimental probability of an even number coming up?
*January 9, 2012*

**crimnal justice**

Which of the following is an ethical system that does not support using the individual as a means to an end? A. Natural law B. Utilitarianism C. Ethical formalism D. Egoism
*October 2, 2011*

**science**

An object measures 12 x 3 x 2.5 cm and has a density of 0.6 g/cm3. When it is placed in water, what is the volume of the part of the object that is above the surface of the water?
*September 19, 2011*

**trig**

a plane is flying with airspeed of 140 mph and heading 280 degrees. The wind currents are running at 20mph at 260 degrees clockwise from due north. Find the true course and ground speed of the plane.
*August 19, 2011*

**Early childhood literacy**

I'm torn between b and c.
*July 5, 2011*

**Early childhood literacy**

Most preschoolers can produce: a. all the vowel sounds b. all the sounds in their native language c. all consonants d. accurate productions of all sounds
*July 5, 2011*

**Reducing fractions**

how do i reduce 8/28
*May 30, 2011*

**english composition**

how many players are on the team?
*May 22, 2011*

**5th Grade Math**

I need help in using the distributive property to rewrite this expression: (7 x 600) + (7 x 400) and then multiply.
*December 6, 2010*

**algebra**

jill's present weight is 14 pounds less than her weight a year ago. if her weight at the time was 9/8 of her present weight, what is her present weight in pounds?
*October 25, 2010*

**Math**

show the make -a- ten fact you used with sum?
*October 19, 2010*

**business communication**

ashworth college
*October 10, 2010*

**physics**

EXPLAIN A rubber ball (mass 0.30 kg) is dropped from a height of 1.2 m onto the floor. Just after bouncing from the floor, the ball has a speed of 3.6 m/s. (a) What is the magnitude and direction of the impulse imparted by the floor to the ball? so to find v1=square root of ...
*October 4, 2010*

**physics**

S.O.S!!! In terms of saving energy, bicycling and walking are far more efficient means of transportation than is travel by automobile. For example, when riding at 15.0 mi/h, a cyclist uses food energy at a rate of about 400 kcal/h above what he would use if he were merely ...
*September 27, 2010*

**geometry**

Why the angles 86,35,39 are not acute?
*September 2, 2010*

**Physics**

(a) At a certain instant, a particle-like object is acted on by a force F = (3.0 N) - (1.0 N) + (8.0 N) while the object's velocity is v = - (2.0 m/s) + (4.0 m/s) . What is the instantaneous rate at which the force does work on the object? W (b) At some other time, the ...
*July 22, 2010*

**algebra**

If theta= (7/6)*pi, find the equivalent angle measure in degrees.
*May 6, 2010*

**social studies**

How did Geography affect where people settled in the southern colonies
*March 18, 2010*

**calculus**

Show that cos(pi - θ) = -cos θ for every angle θ
*December 2, 2009*

**Pre-Calc**

Show that cos(pi - θ) = -cos θ for every angle θ
*December 2, 2009*

**psychology/english**

what would you say is the definition of biological psychology?
*September 19, 2009*

**English**

What is the synoyme for 'feel free to'?
*May 18, 2009*

**Econ**

I am writing a Bank Analysis on Wells Fargo. These are the numbers I came up with from the FDIC database: 1) Profitability Basic Spread: 4.556% while the all other U.S. Banks are 4.019% Return on Assets: .675% and the national average is .073% Return on Equity: 8.73% and the ...
*April 22, 2009*

**algebra 1**

x>1 y<-2 solve and graph
*February 20, 2009*

**math**

Hi there, my question has to do with areas. a tennis court is 23.8 m by 11 m. A tennis club has 3 courts side by side in a fenced area. The courts have 3 m between them and 3 m around the outside. What are the dimensions of the fenced space? please. ..
*July 23, 2008*

**AP Chemistry**

which one of the following reactions is not balanced (1)2SO2+O2-2so2,(2)2co+02-2co2,(3)2kno3+10-5k2o+n2,(4)SF4+3H2O-H2so3+4HF
*January 12, 2008*

**Written Communication**

What kinds of unwanted reactions might you get from readers of your messages? What steps would you take to ensure that the purpose of your message (whether informative, negative, or persuasive) is conveyed to your readers? It's extremely important to express yourself ...
*April 21, 2007*

**american history**

The answer is Vermont
*November 15, 2006*

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