Assume that actual cash inflows turn out to be $91,000 per year. Determine the amount of mr holt's bonus if the original computation of net present value were based on $90,000 versus $70,000.

First, you need to ask a complete question. There isn't enough information here to determine what an answer is. Second, even if there were, we would see need to see what you came up with and how you got there to be able to help you, per the rules of the site. If you would like to provide additional information, we'd be happy to take a look at it.