Friday

April 17, 2015

April 17, 2015

Total # Posts: 250

**Math**

When you are multiplying a 7 x 3 matrix by a 3 x 2 matrix, what would the resulting matrix be of which order? Write your answer is a x b form.
*April 9, 2015*

**Science Check**

Hi! Can someone check my answers? Thanks!! :) Question 1: A skateboarder (coasting with a constant velocity) jumps straight up. What happens she she lands? Does she come down.... A.) behind the skateboard B.) ahead of the skateboard C.) on the skateboard My answer: B. Question...
*March 12, 2015*

**Algebra**

Write a detailed solution to the system x 1 3y # 9 y # 22x 1 6, where x $ 0 and y $ 0. Graph the system to show all possible solutions.
*February 22, 2015*

**Business Math**

Lance Lopes went to his bank to find out how long it will take for $1,700 to amount to $2,900 at 10% simple interest. Can you solve Lance’s problem?
*February 16, 2015*

**Business Math**

He took out a $100.00 loan payable in two weeks at $105.50. What is the percent of interest paid on this loan?
*February 16, 2015*

**Math**

Find all the solutions of the equation in the interval {o,2pi) sec^2x+tanx=1
*February 8, 2015*

**Spanish Help**

Hi! Can someone check my answers to make sure that I am doing these right? Thanks so much! :) Directions: Match the command to the correct Spanish command. 1.) Listen! (friend) 2.) Listen! (you guys) 3.) Don’t listen! (stranger) 4.) Don’t listen! (friend) 5.) Don&#...
*February 1, 2015*

**math**

which variable had greater variability number of hours of school work and the number of hours watching television
*December 10, 2014*

**Chemistry**

How do I figure out the 2nd part? How many moles of NO are produced according to the equation? I have watched several videos and I still don't understand this concept.
*October 25, 2014*

**Chemistry**

If 0.200mol of nitrogen gas and 0.200mol of oxygen gas react, what is the limiting reactant? N2(g)+O2(g)→2NO(g) How many moles of NO are produced according to the equation? Please show how to perform this equation with the answer please.
*October 25, 2014*

**Physic**

A1/2 inch diameter piston moves 10 inches when 30 Lbs of force is applied, how far will it move a 6 inch Diamter piston, and how much weight will this piston lift?
*October 12, 2014*

**Algebra I**

Fill in the compound inequality 4(x-6) 2(x-10) and 5(x + 2) >/ 2(x +8) with less than, greater than, at least, or at most so that the solution is only one value
*October 7, 2014*

**Math**

What will be the total deduction for social SECURITY and MEDICARE taxes on Amishi's next weekly paycheck of $700 if she has already earned $22,400 this year? Social security tax is 6.2% of wages up to $106,800. MEDICARE tax is 1.45% of all wages.
*September 5, 2014*

**geometry**

Thank you so much! I wish my math teacher mentioned that :/ haha Thank you again!!!
*September 2, 2014*

**geometry**

Anyone.....?
*September 2, 2014*

**geometry**

line BD bisects angle ABC. Solve for X and find the measures of angle ABC. angle ABD= 5X, angle DBC= 3X + 10 I don't really understand this question so can someone please help me solve this and explain to me how they solved it/ show the steps of how to solve this question...
*September 2, 2014*

**Finance**

Using the maximum ratios for a conventional mortgage, how big a monthly payment could the Taylor family afford if their gross ( before- tax) monthly income amounted to $ 3,500? Would it make any difference if they were already making monthly installment loan pay-ments totaling...
*July 6, 2014*

**Math**

Using the maximum ratios for a conventional mortgage, how big a monthly payment could the Taylor family afford if their gross ( before- tax) monthly income amounted to $ 3,500? Would it make any difference if they were already making monthly installment loan pay-ments totaling...
*July 6, 2014*

**Finance**

I don't under stand how to answer it.
*July 6, 2014*

**Finance**

Debbie Snyder has just graduated from college and needs to buy a car to commute to work. She estimates that she can afford to pay about $ 450 per month for a loan or lease and has about $ 2,000 in savings to use for a down payment. Develop a plan to guide her through her first...
*July 6, 2014*

**Psychology**

Cognitive neuroscience is an emerging field of study. How should we feel this will impact cognitive psychology and your life?
*March 18, 2014*

**geometry**

PN=?HN
*February 27, 2014*

**American History**

Ms Sue, I just took the test the following are the the correct answers. After the War of 1812, the first expansionist goal of the republic was the acquisition of A. the Oregon Country. B. California - Wrong (C. Florida Correct answer) D. Canada. Which of the following was true...
*February 6, 2014*

**American History**

Thank you!!
*February 6, 2014*

**American History**

Oh so sorry. Which of the following statements about the Southern planter's world is most accurate? A. Most of the great planters were the sons of wealthy families. (B) Most great planters of the Old South were self-made men. C. The stereotype of the "southern belle&...
*February 6, 2014*

**American History**

If at all possible can some one please check my answers? Thank you in advance for you assistance. Which of the following statements about the Southern planter's world is most accurate? My answer: B. Most great planters of the Old South were self-made men. After the War of ...
*February 6, 2014*

**Statistics**

For an IQ test, we know the population n=100 and the ox = 16. We are interested in creating the sampling distribution when N = 64. (a) What does that sampling distribution of means show? (b) What is the shape of the distribution of IQ means and the mean of the distribution? (c...
*February 3, 2014*

**Statistics**

As part of studying the relationship between mental and physical health, you obtain the following heart rates: 73 72 67 74 78 84 79 71 76 76 79 81 75 80 78 76 78 In terms of differences in heart rates, interpret these data using the following: (a) the range, (b) the variance, ...
*February 2, 2014*

**Statistics**

Please help me with this question: For an IQ test, we know the population 5 100 and the X 5 16. We are interested in creating the sampling distribution when N 5 64. (a) What does that sampling distribution of means show? (b) What is the shape of the distribution of IQ...
*February 2, 2014*

**Statistics in Psychology **

QUESTION 25: In a study you obtain the following data representing the aggressive tendencies of some football players:40 30 39 40 41 39 31 28 33(a) Researchers have found that is 30 in the population of nonfootball players, 1X 5 5. 2 Using both tails of the sampling ...
*February 2, 2014*

**American History**

Thank you Ms. Sue
*February 2, 2014*

**American History**

A series of legislative acts passed under the Grant administration in 1870 and 1871 authorized federal protection for black suffrage through the use of the Army against the Ku Klux Klan. Together, these were known as the _______ Acts. A. Force B. Reconciliation C. Grant D. ...
*February 2, 2014*

**mercer**

does (3/8)/3=8x3=24
*December 18, 2013*

**English**

bs lmfao
*December 12, 2013*

**Math**

Tristen has three 4 foot long boards. He needs to cut pieces that are 13 inches long from the boards. What is the greatest number of boards he can cut?
*November 10, 2013*

**physics**

A cannon ball is fired horizontally with an initial speed of 75 m/s from the top of a 50 m tall building. When the ball hits the ground, its velocity vector makes an angle with the horizontal. What is the angle?
*September 18, 2013*

**physics**

A cannon ball is fired horizontally with an initial speed of 75 m/s from the top of a 50 m tall building. When the ball hits the ground, its velocity vector makes an angle with the horizontal. What is the angle?
*September 18, 2013*

**Physics**

A police car is traveling at a velocity of 19.0 m/s due north, when a car zooms by at a constant velocity of 49.0 m/s due north. After a reaction time 0.600 s the policeman begins to pursue the speeder with an acceleration of 6.00 m/s^2. Including the reaction time, how long ...
*September 16, 2013*

**Physics**

At the 18th green of the US Open, Tiger Woods needs to make a 20.5 ft (6.25 m) birdie putt to win the tournament. When he hits the ball, giving it an initial speed of 1.57 m/s, it stops 6.0 ft. (1.83 m) short of the hole. Assume the deceleration caused by the grass is constant...
*September 15, 2013*

**Physics**

Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands twice as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller building to the height of the...
*September 15, 2013*

**Physics**

d=(1/2)gt^2 g=-9.8m/s^2 d=0.82 what about 2.7 ft?
*September 14, 2013*

**math**

becca received some money for her birthday. she spent 2/5 then she spent 1/2 the she spent 2/3 and had $15 left . how much did you receive for her birthday
*August 12, 2013*

**Math**

A random sample was taken from Wyoming. Eighty percent of students reported that they like dogs, 64% reported they like cats, and 97% reported that they like dogs or cats. What percentage of students like both dogs and cats?
*July 27, 2013*

**Algebra**

A piggy bank with only pennies and nickels has 28 nickels for every 52 pennies. What percent of the coins are nickels? solve this problem using a. bar diagram b. percent equation
*July 6, 2013*

**Accounting**

Pug Corporation has 10,000 shares of $10 par common stock outstanding and 20,000 shares of $100 par, 6% noncumulative, nonparticipating preferred stock outstanding. Dividends have not been paid for the past two years. This year, a $150,000 dividend will be paid. What are the ...
*May 15, 2013*

**CHEMISRTY**

Calculate the energy required to raise the temperature of 160.0 g Ag from 273 K to 295 K.
*April 21, 2013*

**Chemistry**

If the pressure is 10.0 atm, what is the temperature? If a 2.53-L container is filled with 169 g argon
*April 14, 2013*

**Physics**

A layer of oil (n = 1.45) floats on an unknown liquid. A ray of light originates in the oil and passes into the unknown liquid. The angle of incidence is 64.8 degrees, and the angle of refraction is 68.0 degrees. What is the index of refraction of the unknown liquid?
*March 20, 2013*

**Chemistry**

Suppose it is a hot summer day (40.0 degrees C = 104.0 degrees F), and you have left a can of hairspray outside so the gas within it is now at the same temperature of its surroundings. As part of your chemistry lab class, you have to build a safe and effective potato gun to ...
*March 16, 2013*

**Physics**

Suppose you wish to make a solenoid whose self-inductance is 1.6 mH. The inductor is to have a cross-sectional area of 1.3 x 10-3 m2 and a length of 0.065 m. How many turns of wire are needed?
*March 10, 2013*

**science**

A 75-N sack is dragged along the floor with a horizontal force of 100N. The frictional force is 30N. What is the direction of net force
*February 25, 2013*

**Chemistry**

. In Flask A, you reacted 5.10 g Mg with 0.447 mol HCl. In Flask B, you reacted 24.21 g Mg with 0.998 mol HCl. Which ballon will inflate the most?
*February 10, 2013*

**English**

Try simplifying it "The statement said that"
*February 10, 2013*

**probability**

In a binomial distribution,n=8 and π=.35. Find the probabilities of the following events. (Round your answers to 4 decimal places.) (a)x=1 (b)x≤4 (c)x≥5
*February 8, 2013*

**probability**

In a recent survey, 35 percent indicated chocolate was their favorite flavor of ice cream. Suppose we select a sample of ten people and ask them to name their favorite flavor of ice cream. (b) What is the probability exactly four of those in the sample name chocolate? (Do not...
*February 8, 2013*

**probability**

An internal study by the Technology Services department at Lahey Electronics revealed company employees receive an average of 6.4 emails per hour. Assume the arrival of these emails is approximated by the Poisson distribution. (a) What is the probability Linda Lahey, company ...
*February 8, 2013*

**probability**

Listed below is the population by state for the 15 states with the largest population. Also included is whether that state's border touches the Gulf of Mexico, the Atlantic Ocean, or the Pacific Ocean (coastline). Rank State Population Coastline 1 California 36,553,215 ...
*February 8, 2013*

**probability**

During the second round of the 1989 U.S. Open golf tournament, four golfers scored a hole in one on the sixth hole. The odds of a professional golfer making a hole in one are estimated to be 3,708 to 1, so the probability is 1/3,709. There were 155 golfers participating in ...
*February 8, 2013*

**MATH**

A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 4.3 102µm. Find this earthquake's magnitude.
*February 8, 2013*

**math**

what information goes on fishbone diagram for hotel
*February 4, 2013*

**Math**

Stacy multiplied 5x9 and said the answer was 44.what two patterns could you use to show that her answer is not correct?
*February 4, 2013*

**Math**

Stacy multiplied 5x9 and said the answer was 44.what two patterns could you use to show that her answer is not correct?
*February 4, 2013*

**Statistics**

Can you get the mean, median, and mode from a list of credit card names?
*January 19, 2013*

**floral design**

why answer if u don't know the answer ms sue
*January 10, 2013*

**Math**

Anticipating a large demand for a toy and Increased inventory 1600 by 25%.Was able to sale 85% of inventory. How much remained
*December 2, 2012*

**math**

find the average return over the last ten years on a mutual fund . what investment account of 1,000 for 5,10,15,20,25,30,35 and 40 years compound quaretly. is there a point at which the investment appears to grow more quickly
*November 28, 2012*

**Math**

A boat travels 12 miles up a river, then returns to where it started. The trip upriver took one hour longer than the return trip. If the current is 3mph, find the speed of the boat
*November 20, 2012*

**math**

How can knowing the multiplication properties help me evaluate 5x(20x63)?
*October 2, 2012*

**Physics**

If your car accelerates from rest at a steady rate of 4 m/s2, how soon will it reach 84 km/h
*September 12, 2012*

**Physics**

If your car accelerates from rest at a steady rate of 4 m/s2, how soon will it reach 84 km/h
*September 12, 2012*

**chemistry**

If 3.5 ml of distilled water is added to 1.5 ml of a 0.150M solution of CoCl2 what is the concentration of the resulting solution? please show the work
*April 9, 2012*

**MATH**

FIND THE RECTANGULAR PRISM. BASE AREA 56 IN 2 [SQUARED], HEIGHT 6IN. HELP!
*March 20, 2012*

**statistics**

between z=1.45 and z=2.12 greater than z =1.75 or less than z= -0.90 exactly equal to z= 1.50 if the equation resulted from regression analysis involving a set of ten (x,y) data point. what is the value of y when x = 3
*March 7, 2012*

**statistics**

The Business School Dean wants to determine if the future plans are significantly different for the three majors at a level of confidence of at least 90%. What test(s) would you recommend? 2. A company hired 20 salespeople and gave them an initial sales skills examination; ...
*February 18, 2012*

**math**

an automobile manufacture markets the same vehicle in Europe and the U.S.,base on a sample of 100 vehicles in each market, mena quality rating of 4.3 was reported in the U.S. compared to the mean rating of 3.7 in Europe. what test should be used to determine the difference in ...
*February 18, 2012*

**math**

The business school Dean wants to determine if the future plans are significantly different for the three majors at a level of confidence of at least 90%. what test would be recommended?
*February 18, 2012*

**math**

five thousand randomly selected MBA graduates were surveyed to determine their future plans. the survey rate was 10% .
*February 18, 2012*

**math**

In the U.S. a date such as January 12, 2003 is written 1/12/03, but in many other countries the day and month are interchanged, giving 12/1/03. If you didn't know which system was being used, how many dates in a year would be ambiguous to you?
*February 14, 2012*

**geometry**

30 sq rt 3
*February 13, 2012*

**Algebra 1**

9(b-4)=27
*February 7, 2012*

**math**

thank u for all of the help
*January 9, 2012*

**math**

210,000-25,000=24790
*January 9, 2012*

**math**

what is the answer to the second part
*January 9, 2012*

**math**

did ppl take a lunch break
*January 9, 2012*

**math**

30,000*7=21,0000 21,0000-25,000=185000
*January 9, 2012*

**math**

Now let’s assume that 10 years from now you have a family and two children. You have a good job and are earning $30,000 a year. Your company has a $25,000 group life insurance policy for all employees. Most experts say you need to have 7 times your salary in life ...
*January 9, 2012*

**science**

One kg weighs 9.8 N on Earth. Would it weigh more or less on the Moon?
*December 9, 2011*

**science**

What is the net force on a box that is being pushed to the left with a force of 50 N while it is also being pushed to the right with a force of 60 N
*December 9, 2011*

**Algebra II**

Could someone please check these. For ellipse: (x-2)^2/49 + (y+1)^2/25 = 1 1.What is the major axis in equation form of this ellipse? The major axis is the x axis, so if the major axis is horizontal, the equation is based off the minor axis so the answer is y= -1 for the major...
*November 5, 2011*

**Algebra**

How can I tell what direction this parabola open up -2x^2 +16x+24y-224=0 We just started this in class today do I need to change this into another format
*November 4, 2011*

**MATH ( please help me)**

Thanks!!!!
*November 3, 2011*

**MATH ( please help me)**

How do you write 9% in a decimal form? Is it x's 100? Is 0.09 the answer?
*November 3, 2011*

**Math**

28% of what number is 3 1/2 ? Is 12.50 the answer?
*November 3, 2011*

**College math **

Can you explain to me how to write 1/3 as a percent?
*November 3, 2011*

**mathTonyaMath**

Multiply; then reduce to lowest terms 5 1/2 • 3/4 Is the correct answer 4 1/8 ?
*November 1, 2011*

**Math**

I am having trouble understanding how to reduce fractions to its lowest term... All I can understand is I have to find the lowest number that will divide into both numerator and denominator. How do I understand the solution on how to reduce fractions to its lowest terms? Here ...
*November 1, 2011*

**Math**

Thanks!!!
*November 1, 2011*

**Math**

Write the fraction as a mixed number. 38/3 Is 12 2/3 the correct answer?
*November 1, 2011*

**Math**

Thank you :)
*October 31, 2011*