The demand function for a product is given by p= -0.01x^2 - 0.1x + 6 where p is unit price and x is the number in thousands.

Find the elasticity of demand, E.

Find elasticity of demand when x=10. Is this elastic, inelastic or have unit elasticity?

Estimate true proportion with 5% with 95% confidence level : John davis, a manager at a supermarket, wants to estimate the proportion of the customers that will be using food stamps at his store. How large a sample is requested to estimate the true proportion with 5% with 95% confidence level? |

Find that the sample mean is 78 strokes with a sample : find that the sample mean is 78 strokes with a sample standard deviation of 4 strokes. At the .05 level should you believe Melvin or have him barred from the country club? |

State compounds in order of increasing boiling point : the following compounds in order of increasing boiling point, and give reasons for your answer. |

State the gold concentration in the cathode : The cell potential of the following electrochemical cell depends on the gold concentration in the cathode half-cell: Pt(s) | H2(g,1atm) | H+(aq,1.0M) | Au3+(aq,?M)|Au(s). |

Find the elasticity of demand : The demand function for a product is given by p= -0.01x^2 - 0.1x + 6 where p is unit price and x is the number in thousands. |

State cinnamic acid write the structure of dibromide : Based on the stereochemistry of the addition of bromine to cinnamic acid write the structure of dibromide product(s) that you think will be formed as the result of the reaction of Z-2-pentene with bromine. |

Define how many moles of he are in the flask : 3.00 mole of Ne has a total pressure of 24.5 atm at 25 degrees C. How many moles of He are in the flask? |

Express the area of the rectangle as a function of x : A rectangle that is 2x feet wide is inscribed in an ellipse of equation 9x^2+16y^2=144. Express the area of the rectangle as a function of x. |

What proportion of the families spends : what proportion of the families spends $85 or more per week on food? |

## Percentage change in algebraic word problemA consumer information magazine estimates that the real juice content of several drinks sold as snack drinks for children was 79.5% in 1999, compared to 86.25% in 1998. |

## Find the height of the cilffmeasure of angle of elevation of the top of a cliff is 25. on walking 100m towards the cliff measure of angle of elevation of the top is 45. find the height of the cilff. |

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## Explain moment generating functions and poisson processProbability: Moment Generating Functions and Poisson Process Let X be a discrete random variable with probability mass function Pr {X=k} = c(1+ k^2) for k= -2, -1, 0, 1, 2. |

## Find the degrees of freedom for unequal variance testA random sample of 20 items from the first population showed a mean of 100 and a standard deviation of 15. A sample of 16 items for the second population showed a mean of 94 and a standard deviation of 8. |

## Derivatives of trigonometric functionsUse chain rule to verify that every function of the form. Then use this fact to find the solution which also satisfies the initial conditions: |

## Construct a comparative boxplotConstruct a comparative boxplot. Does it suggest that there is a difference between true average extensibility for high-quality fabric specimens and that for poor-quality specimens? |

## Which kind of topics will come up in a math diagnostic testWhich kind of topics will come up in a math diagnostic test for a 10th grade student? Are these questions hard to answer? |

## What percent had the watch been marked downJessica went shopping for a new watch. She found a watch that was originally priced at $50 on sale for $40. By what percent had the watch been marked down? |

## How should the company fill the orderThe company receives an order for 580 notepads, together with a check for $328. If the order fails to specify the number of each type, how should the company fill the order? |

## Determining the problems of break-evenHarold operates a hot dog stand at the Jugulars football games. He pays $2000 per game to rent the space. Each hot dog (with bun and condiments) costs him $0.33, and he sells hot dogs for $3 each. |

## What would be the scheduling model for situationWhat would be the scheduling model for this situation (environment, restriction, constraints) if you wish to minimize the total time in system? Use the appropriate scheduling notation. |

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