Installation problm at 96% with need for speed the run

Hello,
i download need for speed the run from mega site
after downloading all the 7 files i extracted them and two files were there with names disc 1 and disc 2 i mounted the disc 1 as per instructed in read me file then it asked for disc 2 file at 96% and then i mounted the dics 2 file but its still showing that u have not mounted the dics 2 file data 1 is missing plz insert disc 2..!!
what should i do now i have download all the files properly and even extracted them peoperly??