the Question and the Table below has several sun questions acording to it ?

So.. i know the answers but I want to know how they get it ?

Here is the questions and the answers below according to the attachment.

1- For Proposal 1, the cash flow pattern for the expansion project is ________.

A) a mixed stream and conventional

10) For Proposal 1, the annual incremental after-tax cash flow from operations for year 1 is ________. 210,000 ??

11) For Proposal 2, the cash flow pattern for the replacement project is ________.

a mixed stream and conventional

12) For Proposal 2, the book value of the existing asset at the end of the fifth year is ________. $13,600 ?

13) For Proposal 2, the tax effect on the sale of the existing asset at the end of the fifth year results in __ $14,560 tax liability______.

14) For Proposal 2, the initial outlay equals _____ $164,560 cash outflow