A ball bearing is placed on an inclined plane and begins to roll. The angle of elevation of the plane is theta = pi/9 radians. The distance (in meters) the ball bearing rolls in seconds is s(t) = 4.9(sin theta) * t ^ 2 Determine the value of s' after one second. Round numerical values in your answer to one decimal place.

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object