Define the OSHA Short Term Exposure Limit and the Permissibl…

Define the OSHA Short Term Exposure Limit and the Permissible Exposure Limit and explain the difference between them and the OSHA maximum exposure limits.  Why is there a difference between these limits?  Be sure to include numeric values for all of the limits in your answer.   

You have $30 to buy “n”  bags of Valentine candy.  The candy…

You have $30 to buy “n”  bags of Valentine candy.  The candy is on sale for $3.50 per pack. Give an interpretation of the practical meaning of the following equation in a complete sentence. What does this equation represent in terms of the numbers given. You don’t need to solve it. 30 – 3.50n = 5.50