Find NPV

The students of 2021 class decided to investment in Software development capital project. we shall invest in the following fashion a).$5.5m now and $1.3m annually for the next 6 years, Funding is put @ 9.99% b). the project starts yielding funds annually for the next seven(7). starting from the 5th year, 3.750m annually for the first 4 years and $4.75m ,$ 4.75m and $3.95m respectively in subsequent years