Let A and B be subsets of a universal set U and suppose n(U) = 360, n(A) = 140, n(B) = 70, and n(A B) = 40. Find the number of elements in the set.

What are the expected net operating cash flows per year : What is the beta of J Corp's stock and using the CAPM model, what is the expected rate of return on J Corp. stock for the coming year? |

What is the marginal utility of the measure of very hot days : People like to earn money, but they don't like to work outdoors in the summer, due to the high heat. Suppose that the utility function is \(U(w,x)=w^{1/2}-0.5h\) , where w is the wage and h is a measure of the number of very hot days. |

Explain concentration was dissolved in hcl and dilute : concentration was dissolved in HCl and diluted to 100.0 mL. Aliquots of 10.00 mL of this unknown solution were added to different volumes of a 2.08 ÃŽ¼g/mL Ca standard solution and diluted to 200.0 mL. Find the weight percent of Ca in the rock sam.. |

Compute the change in ph : Calculate the change in pH to 0.01 pH units caused by adding 10. mL of 2.63-M NaOH is added to 440. mL of each of the following |

Find the number of elements in the set : Let A and B be subsets of a universal set U and suppose n(U) = 360, n(A) = 140, n(B) = 70, and n(A B) = 40. Find the number of elements in the set. |

Find the rate at which the water is leaking out : find the rate at which the water is leaking out if the water level is falling at the rate of 0.1 meter per hour. |

What is the probability of a student with a part-time job : Of 680 college students surveyed, 540 reported that they held a part-time job. What is the probability of selecting a student with a part-time job from this group? |

Find the rate at which the water is leaking out : find the rate at which the water is leaking out if the water level is falling at the rate of 0.1 meter per hour. |

What is the composition of the average fans spending : Take me out to the ballpark. It's nearly baseball time and baseball franchises are thinking about pricing their products. Assume a team sells three concessions: hotdogs, soda and nachos. For hotdogs, the average fan's MU for units 1, 2, and 3 is 1.. |

## Use the variable x to represent the number of monthsfind the quadratic equation that represents the monthly value of a share of ACME Corporation since January 2009. Use the variable x to represent the number of months after January 2009 and the variable y to represent the monthly value. |

## What dimensions should the rectangle beA rancher wants to use 200 feet of fencing to enclosed a rectangular are of 1600 square feet. What dimensions should the rectangle be? |

## Find probability that 1 card is king and 2 card is a queenFind the probability that the first card is a king and the second card is a queen. |

## Find the values of x and y needed to obtain the largestLet x represent the length of each parallel side used to make the 4 pens and y be the length of the other 2 sides. Find the values of x and y needed to obtain the largest possible area of the 4 pens. |

## Find the work done pulling the bucket to the topFind the work done pulling the bucket to the top of the well. Your answer must include the correct units. (You may enter lbf or lb*ft for ft-lb.) |

## Standard deviation-coefficient of variationCalculate the average rate of return for each stock during the 5-year period. Round your answers to two decimal places.b. Assume that someone held a portfolio consisting of 50% of Stock A and 50% of Stock What would have been the realized rate of r.. |

## Calculate the standard deviation dataCalculate the Standard Deviation of your data, Your ability to describe a normal distribution as evidenced by a bell shaped curve. Your ability to describe the information provided by the Standard Deviation. |

## Question regarding system of inequalitiesGive a real-life example of a situation in which you would use a system of inequalities, and for which the solution must be in the first quadrant. |

## Calculate the mean of the distribution of sample meansCalculate the mean of the distribution of sample means and the population mean. |

## Determine the nature of the solutions of the equationDetermine the nature of the solutions of the equation. x^2-10=0. Choose the correct nature of the solutions of the equation. Is it a) 1 real solution; b) 2 imaginary solutions; or c) 2 real solutions. |

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