Elita, Co

$.$

$$has the possibility to invest in one social marketing project. The responsible persons are required to make calculations and determine the best project for the investment.

Project Co Cash Inflow

$1$

$$Cash Outflow

$1$

$$Cash Inflow

$2$

$$Cash Outflow

$2$

$$Cash Inflow

$3$

$$Cash Outflow

$3$

$$Cash Inflow

$4$

$$Cash Outflow

$4$

$$Cash Inflow

$5$

$$Cash Outflow

$5$

A

$20004002008000200100020005002200200$

B

$17502000150200100300150$

$$

C Knkk

$60\mathrm{.}00020\mathrm{.}0001\mathrm{.}30013\mathrm{.}0001\mathrm{.}40015\mathrm{.}00015007000020000500015000$

Work to be done knowing that the interest rate is $7$ :

a$)$calculate NPV and IRR for the three projects

b$)$calculate payback and discounted payback

c$)$calculate Rate of Return and AAR

d$)$calculate the Profitability Index

e$)$Which project is better?