A hospital purchases an x-ray machine for $20,000 and expect to be able to use the machine for 8 years. They sell the machine back to the manufacturer for parts for $3000 salvage value What is the annual depreciation rate?
The hospital can write-off
V of the original purchase price.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Asphere has a diameter of 10 in. what is the volume of the sphere?