Project Management & Economic Analysis two easy question

 Please Read first the questions, Please do not send me an email or trying to do The assignment if you can’t, I need the full mark

I have two easy question; I need them done in few hours!!  feel free to check them out

Show your work when doing calculation and also, draw a cash flow diagram for each question. Type formulas and make sure in include units.

you can write your answer and either scan it or take a picture and insert it into a Word document.  Please make the work clean and clear

Please read the instructions and follow them you have to do everything.