Saturday

September 24, 2016
Total # Posts: 696

**intro to chem**

Need to use 2 sig fig. Git 3.6x10 to the 1power. Computer says wrong. Any clues?

*June 21, 2014*

**intro to chem**

Calculate the amount of heat required to heat a 3.0kg gold bar from 23 degrees Celsius to 60 degrees Celsius

*June 21, 2014*

**health care**

Why wouldn’t a managed indemnity plan collect referral data?

*June 20, 2014*

**finite math**

Thanks but sorry it was incorrect.

*June 20, 2014*

**finite math**

Using the formula for PV (present value) of an oridinary annuity or the amortization formula to solve this problem. PV=13000 I=.03% PMT=500 n=? I have done it over and over and can't it correct

*June 20, 2014*

**finite math**

A baseball player hit 59 homeruns in a season. Of the runs, 22 went to right field, 15 went to right center field, 8 went to center field, 8 went to left center field and 6 went to left field. What is the probability that a randomly selected home run went to left field.

*June 18, 2014*

**finite math**

A probability experiment was conducted in which the sample space of the experiment is S={1,2,3,4,5,6,7,8,9,10,11,12}, event F= {6,7,}, and event G={9,10,11,12}. Assume that each outcome is equally likely. List the outcomes of F and G?. find P(F or G) by counting the number of ...

*June 18, 2014*

**finite math**

The probability that a 3-year old garter snake will reach 4 years old is 0.62719. (a) what is the probability that two randomly selected will reach 4 years old? What is the probability that five randomly selected 3 year old garter snakes will reach 4 years old?

*June 18, 2014*

**finite math**

Among 38-43 year old, 25% say they have written an editorial letter while under the influence of peer pressure. Suppose two 38-43 year old are selected at random. (a )what is the probability that at least one has not written under the influence of peer pressure. (b) what is ...

*June 18, 2014*

**finite mate**

find the value of the permutation 12P0

*June 17, 2014*

**finite math**

The probability that a randomly selected individual in a country earns more than 75,000 per is 10.5%. the probability that a randomly selected individual in a country earns more than 75,000 per year, given that the individual has earned a bacholer’s degree is 21.5%. The ...

*June 17, 2014*

**finite math**

Suppose that E and F are two events P(E and F)=0.1 and P(E)=0.4 what is P(F/E)?

*June 17, 2014*

**finite math**

8. Among 38-43 year old, 25% say they have written an editorial letter while under the influence of peer pressure. Suppose two 38-43 year old are selected at random. (a )what is the probability that at least one has not written under the influence of peer pressure. (b) what is...

*June 17, 2014*

**finite math**

The probability that a 3-year old garter snake will reach 4 years old is 0.62719. (a) what is the probability that two randomly selected will reach 4 years old? What is the probability that five randomly selected 3 year old garter snakes will reach 4 years old?

*June 17, 2014*

**finite math**

A golf ball is selected at random from a golf bag. If the bag contains 3 black balls, 8 orange balls, and 4 brown balls, find the probability of the event. That the golf ball will be black or orange.

*June 17, 2014*

**finite math**

Find the probability of P(E or F) if E and F are mutually exclusive P(E)=0.25 and P(F)=0.47

*June 17, 2014*

**finite math**

A probability experiment was conducted in which the sample space of the experiment is S={1,2,3,4,5,6,7,8,9,10,11,12}, event F= {6,7,}, and event G={9,10,11,12}. Assume that each outcome is equally likely. List the outcomes of F and G?. find P(F or G) by counting the number of ...

*June 17, 2014*

**finite math**

A baseball player hit 59 homeruns in a season. Of the runs, 22 went to right field, 15 went to right center field, 8 went to center field, 8 went to left center field and 6 went to left field. What is the probability that a randomly selected home run went to left field.

*June 17, 2014*

**finite math**

According to a certain countries 44.5% of 3 year olds are enrolled in daycare. What is the probability that a randomly selected 3 year old is enrolled in daycare.

*June 17, 2014*

**finite math**

Suppose a coin is tossed 100 times 57 heads and 43 tails what is the probability the next one will be heads.

*June 17, 2014*

**finite math **

According to a certain countries 44.5% of 3 year olds are enrolled in daycare. What is the probability that a randomly selected 3 year old is enrolled in daycare. edited

*June 17, 2014*

**probability**

10. The probability that a randomly selected individual in a country earns more than 75,000 per is 11.5%. the probability that a randomly selected individual in a country earns more than 75,000 per year, given that the individual has earned a bacholer’s degree is 11.5%. ...

*June 17, 2014*

**finite math**

Suppose that E and F are two events P(E and F)=0.1 and P(E)=0.5. what is P(F/E)?

*June 17, 2014*

**finite math**

it is a given

*June 17, 2014*

**finite math**

Among 26-31 year old, 29% say they have written an editorial letter while under the influence of peer pressure. Suppose six 26-31 year old are selected at random. (a) that at least one has not written under the influence of peer pressure. (b) what is the probability of that at...

*June 17, 2014*

**finite math **

The probability that a 3-year old garter snake will reach 4 years old is 0.94461. (a) what is the probability that two randomly selected will reach 4 years old? What is the probability that five randomly selected 3 year old garter snakes will reach 4 years old?

*June 17, 2014*

**probability**

A golf ball is selected at random from a golf bag. If the bag contains 2 orange balls, 5 red balls, and 18 brown balls, find the probability of the event. That the golf ball will be orange or red.

*June 17, 2014*

**probability**

Find the probability of P(E or F) if E and F are mutually exclusive P(E)=0.41 and P(F)=0.47

*June 17, 2014*

**finite math**

A probability experiment was conducted in which the sample space of the experiment is S={1,2,3,4,5,6,7,8,9,10,11,12}, event F= {3,6,7,}, and event G={9,10,12}. Assume that each outcome is equally likely. List the outcomes of F and G. find P(F or G) by counting the number of ...

*June 17, 2014*

**finite math**

A baseball player hit 54 homeruns in a season. Of the runs, 17 went to right field, 16 went to right center field, 8 went to center field, 8 went to left center field and 5 went to left field. What is the probability that a randomly selected home run went to left field.

*June 17, 2014*

**finite math**

According to a certain countries 43.8% of 3 year olds are enrolled in daycare. What is the probability that a randomly selected 3 year old is enrolled in daycare.

*June 17, 2014*

**finite math (probability**

suppose you toss a coin 100 times and get 57 heads and 43 tails. Based on the results what is the probability that the next toss will be head.

*June 17, 2014*

**health care**

What factors should be considered to avoid legal risk in ambulatory care? Explain your answer.

*June 17, 2014*

**algebra**

evaluate the polynomial x=4 x3-5x2+x

*June 10, 2014*

**Introduction to oPsychology**

Dendrites

*May 26, 2014*

**Math**

So the answer is B. 352?

*April 29, 2014*

**Math**

In a sample of 50 museum visitors one afternoon, 22 were female and 28 were male. If there were 800 museum visitors that afternoon, estimate the number of visitors who were female. A.220 B.352 C.448 D.700 Is the answer C?

*April 29, 2014*

**math**

find the median for the given frequency score, x = 1,2,3,4,5,6,7,8,9,10 frequency, f = 1,1,3,3,5,7,5,5,7,1

*April 2, 2014*

**wold geography**

the vist of an influential nuclear physicst to population symposium in1979 led to

*April 2, 2014*

**college algebra**

perform the indicated computation. write the answer in scientific notation (2x10^)(3.5x10^)

*March 30, 2014*

**math**

2. In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in college. c.At least 4...

*March 30, 2014*

**math**

2. In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in college at least 4

*March 30, 2014*

**math**

In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in college. all 11

*March 30, 2014*

**math**

In a certain state, it has been shown that only 56% of the high school graduates who are capable of college work actually enroll in colleges.Find the probability that, among the 11 capable high school graduates in this state, each number will enroll in college. a. Exactly 7 b...

*March 30, 2014*

**math**

1. For n repeated independent trials, with constant probability of success p for all trials, find the probability of exactly x successes in the following exercises.Round your final answers to three decimal places. a.n = 7, p = ¼ , x = 4

*March 29, 2014*

**Math**

Mr. Garcia pays $834 for some model cars and model planes. Each model car cost $52. and each model plane cost $14. less than each model car. Mr. Garcia buys 3 more planes than cars. How many model planes does he buy?

*March 27, 2014*

**math**

Mrs. Jones and Mr. Graham had the same amount of money at first. After Mrs. Jones bought a computer that cost $2,055, she had 1/4 as much money as Mr. Graham. How much money did Mr. Graham have?

*March 27, 2014*

**business law**

Fortune 500 company that sells computer chips. A little company in the mid-west keeps underselling your company’s product. In response, you lower your product’s price, but only in the mid-west. The U.S. government declares that your company is in violation of the ...

*March 13, 2014*

**business math**

Molly Ellen, bookkeeper for Keystone Company forgot to send in the payroll taxes due on April 15. She sent them in on November 8. The IRS sent her a penalty charge of 6.00% simple interest on the unpaid taxes of $1,000. Calculate the penalty. (Remember that the government uses...

*March 8, 2014*

**finance**

he bonds issued by Stainless Tubs bear a 6 percent coupon, payable semiannually. The bonds mature in 11 years and have a $1,000 face value. Currently, the bonds sell for $989. What is the yield to maturity?

*March 5, 2014*

**finance**

the corner grocer has a 7-year, 6 percent annual coupon bond outstanding with a $1,000 par value. the bond has a yield to maturity of 5.5 percent. Which one of the following statements is correct if the market yield suddenly increases to 6.5 percent? The bond price will ...

*March 5, 2014*

**finance**

the corner grocer has a 7-year, 6 percent annual coupon bond outstanding with a $1,000 par value. the bond has a yield to maturity of 5.5 percent. Which one of the following statements is correct if the market yield suddenly increases to 6.5 percent? The bond price will ...

*March 5, 2014*

**finance**

he bonds issued by Stainless Tubs bear a 6 percent coupon, payable semiannually. The bonds mature in 11 years and have a $1,000 face value. Currently, the bonds sell for $989. What is the yield to maturity?

*March 5, 2014*

**finance**

Help me choose one pair of bonds and decide which of the two to purchase with an explanation as to why.

*March 5, 2014*

**finance**

I need to choose one pair of bonds and identify which of the two I would purchase and why.

*March 5, 2014*

**finance**

Below are three different pairs of bonds and their recent yields. Pick one pair and initiate a thread in the forum where 1) using the textbook plus other reference material you will explain the primary factors that contribute to making the yields of the two bonds differ. While...

*March 5, 2014*

**Astronomy**

How far will Venus be from Earth on February 19, 2014?

*February 17, 2014*

**Astronomy**

Why is it possible to see Mercury at 6:45 pm on February 5, 2014?

*February 16, 2014*

**Payback periods**

purchase price 550,000, period of useful 10 years, annual revenue 100,000,operating costs 32,000, depreciation 55,000 no income taxes can you show me how to get the answer I have an answer but not sure if it is correct

*February 8, 2014*

**Payback periods**

purchase price 550,000, period of useful 10 years, annual revenue 100,000,operating costs 32,000, depreciation 55,000 no income taxes can you show me how to get the answer I have an answer but not sure if it is correct

*February 8, 2014*

**math**

Find an expression for a cubic function f if f(5) = 240 and f(−3) = f(0) = f(6) = 0.

*February 2, 2014*

**medical coding**

If you have 99cent unit cost 40 number of units $39.60 total cost what %of grand total. I need to see the formula

*January 28, 2014*

**5th Grade Math**

Express the fraction(s) 6/7 and 12/10 as the sum of two or three equal fractional parts. Rewrite each as a multiplication equation. Any help is appreciated.

*January 19, 2014*

**Math**

Find the center and radius of the circle with equation x2 + y2 - 6x + 10y + 9 = 0. center ( ? , ? ) radius ?

*January 19, 2014*

**math**

thats the only info given

*January 19, 2014*

**math**

Find an equation for the circle that has center (-1, 4) and passes through the point (3, -2). (x - ? )2 + (y - ? )2 = ?

*January 19, 2014*

**math**

Solve the equation. (Find only the real solutions.) (2x)/(x+1) = (2x-1)/(x)

*January 19, 2014*

**internet basics**

seeing an error message when you click on a link or icon may indicate that your pc doesn't have the correct what to view the information your looking for a.accessory,b.plug in,c.isp,d.dictionary

*January 17, 2014*

**geometry**

are the angles of x and 5.5y opposite angles or adjacent angles? What do you mean by "the triangle?" Is there a triangle drawn inside the parallelogram?

*December 16, 2013*

**calculus**

The parallel tracks are 2 miles apart

*December 16, 2013*

**calculus**

two trains are on parallel tracks that are 2 miles apart. If both trains are traveling at 40 mph, how fast is the distance between the trains decreasing when they are 8 miles apart?

*December 16, 2013*

**Math**

g(x) =(x-2)^2 You were given the equation of a parabola with a vertex at (-10,0) so if f(x) is translated to the right 12 units, its vertex would be at (2,0).

*December 16, 2013*

**Algebra**

Is the linear parent function the function y = x? If so, then it is its own inverse. If functions are inverses, then the x values of one are the y values of the other and vice versa. On y = x you would have points such as (-2, -2), (1,1), and (7,7). Switching the x and y ...

*December 16, 2013*

**Calculus**

A=.5bh dA=.5b*dh +h*.5db Error = dA= .5(36)(.25)+.5(50)(.25)=10.75 Note: with given measurements, A = .5*36*50=900 If you are off by .25, A=.5*36.25*50.25=910.78125. Therefore you'd be off by 10.78125. Does this help to see how your estimate with differentials makes sense?

*December 16, 2013*

**Calculus**

Delta y is the Actual change of y when x changes from x to x+delta x. (I capitalized Actual so that you'd see the top part of A looks like delta - a way to remember what delta y is.) dy is the estimated change in y when x changes from x to x+delta x when you use the ...

*December 16, 2013*

**physics**

Forces of F1=975 N,F2= 745 N, f3= 1175 N and are applied at the same point. The angle between f1 and f2 is 60.0 degree and the angle between f2 and f3 is 30.0 degree. F2 is between f1 and f3 find the resultant force.

*November 24, 2013*

**physics**

three forces, each of magnitude 1450 LB act in the same point. The angle between adjacent forces is 45.0 degree. Find the resultant force?

*November 24, 2013*

**physics**

find the tension in each cable. T1=68.0 degree T2= 25.0 degree weight= 27500 N

*November 24, 2013*

**physics**

a 2.50 N rock is thrown down from a cliff at 10.0 m/s. a. what is the velocity after falling 25.0 m? b. velocity as it hits the water 125 m below? c. kinetic energy as it hits the H20?

*November 24, 2013*

**physics**

a 2.00 lb rock is dropped from a bridge to the water 50 below. a. what is the velocity as it hits the water? b. how long does it take to hit the water? c. What is its kinetic energy as it hits the H2o?

*November 24, 2013*

**physics**

how much work (in ft lb) is done by a large bucket that can lift 4.5 ton of dirt 14 ft into the air and dump it into a 5.0 yd cubed dump truck?

*November 23, 2013*

**Reading**

How do you write an essay

*November 18, 2013*

**math**

6 feet. Carlos was 6feet at the beinnig of 10th grade

*November 18, 2013*

**intro to computers**

B: a 64 bit won't install on a 32 bit machine

*October 30, 2013*

**introduction to computers**

D, I think program files folder

*October 29, 2013*

**algebra**

In a computer game, there are four levels. At the end of each level, a player gets three times as many points as he does in the previous level. At the end of finishing the fourth level, a player gets 5400 points. How many points did the player get at the end of the first level?

*October 21, 2013*

**algebra**

Daniel and Ethan raises money for a charity one week. Daniel manages to raise $125.25. Ethan raises $20 less and decides to donate only 25th of the money this week. Together they donate $187.51 this week. How much money did Ethan raise?

*October 21, 2013*

**math**

a 64.5 person steps off a 129 kg boat with a force of 34.0 N. which object will have the larger acceleration?

*October 18, 2013*

**physics **

A. A particle is traveling without friction up and down hills and valleys. If its initial potential energy is 6 J and its initial kinetic energy is 78 J, what is its total energy, E? E: J B. If at a later point its potential energy is -14 J, what is its kinetic energy K at ...

*October 12, 2013*

**Chemistry**

Consider the reaction 2D2(g)+O2(g)→2D2O(l) What is the mass of heavy water, D2O(l), produced when 3.75g of O2(g) reacts with excess D2(g)?

*October 11, 2013*

**Chemistry**

#4 is actually 1.5E20 We know the density of flour is ρflour = 100 g/ 170 mL = .59 g/mL. To find the mass of flour, mflour we can multiply ρflour by the total volume of flour, Vflour: Vflour=2.25 cups⋅237 ml/cup=533 mL mflour=ρflour⋅Vflour=59 g/mL&#...

*October 10, 2013*

**Algebra**

In Mr. Woo's class, 80% of students live more than half mile from school. Of those students 80% come to school by public transportation. Of those students taking public transportation, 75% takes the bus, and 75% of those students buy monthly bus passes. Nine students buy ...

*October 9, 2013*

**Statistics**

2. A researcher hypothesized that the pulse rates of long-distance athletes differ from those of other athletes. He believed that the runners’ pulses would be slower. He obtained a random sample of 10 long-distance runners. He measured their resting pulses. Their pulses ...

*September 21, 2013*

**Math for Educators**

The first difference of a sequence is 8, 12, 16, 20,... The sum of the first two terms of the original sequence is 14. Find the first three terms of the original sequence. The first term of the original sequence is? 4 What is the second term of the original sequence? 8 What is...

*June 4, 2013*

**Math for Educators**

Find the 9th term of sequence. 4, 12, 36, 108, .... The 9th term of sequence is ?? My answer 236,196 4+[3(n-1)] Correct?

*June 4, 2013*

**Math for Educators**

Find the sum of the sequence. 38+39+40+41+...+137 The sum is? My answer 175(99)= 17,325 Is this correct? If not how do I get the correct answer?

*June 4, 2013*

**Math for Educators**

Use Gauss's approach to find the following sums (do not use formulas). a. 1 + 2 + 3 + 4 +...+ 102 b. 1 + 3 + 5 + 7 +...+1001 a. The sum of the sequence is ? My answer 102-51(103)= 5,253 b. The sum of the sequence is? My answer 500.3(1,002)=501,300.6 Are my answers correct...

*June 4, 2013*

**spanish**

how do I change the position of a reflective pronouns so that the clause keeps its senses.? Example: Ellos vienen a despedirse esta noche.

*May 21, 2013*

**calculus**

The demand function for a product is given by p = 10,000 [1 − (5/5 + e^−0.001x)] where p is the price per unit (in dollars) and x is the number of units sold. Find the numbers of units sold for prices of p = $1000 and p = $1500. (Round your answers to the nearest ...

*May 10, 2013*