Data table

$($Click on the icon here $$ in order to copy the contents of the data table below into a spreadsheet.$)$

$\backslash$table$[[,$Project A$,$Project B$,$Project C$,$Project D$],[$Initial investment $($CF$\_(0)),$$$50,000,$$$100,000,$$$80,000,$$$180,000],[$Year $($t$),$Cash inflows $($CF$\_($t$))$:$\}],[1,$$$20,000,$$$35,000,$$$20,000,$$$100,000],[2,$$$20,000,$$$50,000,$$$40,000,$$$80,000],[3,$$$20,000,$$$50,000,$$$60,000,$$$60,000]]$Multiple IRRs$$Consider investment projects L through O shown in the table$$ here, LOADING... $,$ and answer the following questions.

a$.$ What is the maximum number of IRRs for each$$ project? Why?

b$.$ Calculate the MIRR to five decimal places for Project L and advise whether the project is acceptable at a cost of capital of $1111\%.$

c$.$ Calculate the MIRR to five decimal places for Project M and advise whether the project is acceptable at a cost of capital of $1111\%.$