Annuities X and Y provide the following payments:

End of the Year// Annuity X // Annuity Y
1-10 // 1 // K
11-20 // 1 // 0
21-30 // 1// K
Annuities X an dY have equal present value (at time 0) at an annual effective interest rate i such that v^10=0.5. Determine K.

Oliver is the vice president of production at his company and has been managing the launch of new software systems. he worked with a team of individuals who were tasked to create awareness about a specific product and also to approach potential purchasers of the product. which department managers were part of oliver’s team?