A hill that has a 25.7% grade is one that rises 25.7 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

Mean running time of the sample : The running time for videos is normally distributed with mean 390 and standard deviation 148. suppose a sample of 40 videos are selected, what is the probability that the mean running time of the sample exceeds 360 seconds? |

What is the total charge of the dipole : An electric dipole includes a charge of 4 ?C and a second charge. What is the total charge of the dipole? |

Ethos of foxconn with the basic tenets of ethical relativism : Employees at Foxconn factories described in the e-Activity worked more hours than allowed under Chinese labor laws. Yet the violation of these standards is widespread in manufacturing. |

Logistics engineering and management : Assuming 7 classes with a class interval width of 4, plot the data and construct a curve. What type of distrubtuion is indicated by the curve? |

At what angle is such a hill inclined above the horizontal : A hill that has a 25.7% grade is one that rises 25.7 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal? |

Determine the minimum vertical component of velocity : Billy is running on level ground with a speed of 3.5 m/s. He attempts to jump a ditch that is 1.5 meters wide. if the horizontal component of his velocity does not chance. |

Survey on household income : A survey on household income in Northeast NJ area gave the following numbers in thousands of dollars: |

Tools to help classmate to avoid plagiarism : How would you approach the classmate about concerns? What suggestion could you offer and what tools would you suggest to help that classmate avoid plagiarism? |

Probability-mean age of the population : Can we conclude that the mean age of the population from which the sample may be presumed to have been drawn is less than 60 years? Let α = .05 |

## From what height will the car have to be droppedThe pilot of an airplane travelling 170 wants to drop supplies to flood victims isolated on a patch of land 200 below. The supplies must be dropped how many seconds before the plane is directly overhead. |

## How much sound power does the jet aircraft emitHow much sound power will strike the eardrum of an airport worker 15.3 m from the aircraft? (Use 1.9 10-2 m as the diameter of the ear.) |

## What is the acceleration of a bodyIf she is served 200 of coffee at 85 in a well-insulated container, how much ice at 0 must she add to obtain a final temperature of 33. |

## Find out the minimum value of the prism index of refractionYou're driving down the highway late one night at 17 {rm m}/{rm s} when a deer steps onto the road 45 {rm m} in front of you. Your reaction time before stepping on the brakes is 0.50 {rm s} and the maximum deceleration of your car is 12 {rm m/s^2}.. |

## Where should the parent push with a forceA school yard teeter-totter with a total length of 5.2m and a mass of 36kg is pivoted at its center. A 19 kg child sits on one end of the teeter-totter. |

## How much time in seconds will it take the officerhow much time in seconds will it take the officer. A 63 resistor is connected in parallel with a 115.0 resistor. This parallel group is connected in series with a 19 resistor. The total combination is connected across a 15.0 V battery. Find the cur.. |

## Find the velocity at the end of this time intervalA 0.75m diameter solid sphere may be rotated about an axis through its center by a torque of 11.5m*N which accelerates it uniformly from rest through a total of 180 revolutions in 16.0 s.What is the mass of the sphere. |

## Suppose that it is a thin lensAn airplane is flying with a velocity of 81.6 m/s at an angle of 18.0 above the horizontal. When the plane is the distance 123 m directly above a dog that is standing on level ground, a suitcase drops out of the luggage compartment. How far from t.. |

## What is a minimum time necessary for crossingA person exerts a horizontal force of F = 169N in the test apparatus. (h = 0.32m.) Find the horizontal force M that his flexor muscle exerts on his fore arm. |

## What is the distance between the object and the imageTwo carts with masses of 12.5 kg and 4.5 kg, respectively, move in opposite directions on the frictionless horizontal track with speeds of 8 m/s and 5 m/s, respectively. The carts stick together after colliding head-on. Find the final speed of the.. |

## Assume that it is constant throughout the tripHow much work did the movers do (horizontally) pushing a 150- crate 10.2 across a rough floor without acceleration, if an effective coefficient of friction was 0.50. |

## What is the magnitude of the torqueIf an average frequency emitted by a 200,-,rm W light bulb is 5.00 times 10^{14} , {rm Hz}, and 10.0 percent of the input power is emitted as visible light, approximately how many visible-light photons are emitted per second . |

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