What is the area of a triangle with base 10 units and height 15 units?
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What is the average salary of the employees in a company, if the salaries of the 10 employees are $25,000, $30,000, $40,000, $35,000, $28,000, $32,000, $45,000, $38,000, $42,000, and $33,000?
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Find the positive integer solution to n^n + n = p where p is a prime.