The marginal tax rate is defined as:

In your own words, define what a jig is. Provide an example of when a jig may be used. Please answer with complete sentences.

Which index measures price changes from the seller’s or producer’s perspective?

Addresses the problem of assigning tasks to workers so that all workers have an equal amount of work.

List the two types of cutting fluids used in machining operations.  1. [1] 2. [2]

Below is an image of a worn cemented carbide tool. What type of tool wear is shown in this image? 

What are the two primary functions in designing work holding devices?

A certain machine has a first cost of $10,000, a life of 10 years, an operating cost of $5,000 per year, and a salvage value of $2,000. At an interest rate of 10% per year, the present worth is what value?  Select the closest answer. Note:  Assume costs are negative cash flows and salvage value is a positive cash flow. 

What is the IRR of an investment of $110,000 with annual positive net cash flows given in the table below?  The IRR percentage needs to be rounded to two decimal places.  For example, 30.11145% would be rounded to 30.11%.  Select the closest answer below. Year Net Cash Flow 0 -$110,000 1 $30,000 2 $50,000 3 $80,000 4 $60,000

Costs for the maintenance of buildings at an industrial complex are expected to be $1,000 beginning in year 1, $1,200 in year two and amounts increasing by $200 per year thereafter through year seven. At an interest rate of 10% per year, the present worth of the expenditures is nearest to what value? Note:  Assume the cash flow(s) to be positive dollar values.