Hello friends please solve this question number is 22 and 20.

Independence can be written as-(EEEEI)CDDNNNP | |VOWELS CONSONENTS1.CAN BE ARRANGED AS= ALL FORM 8 WORDS IN TOTAL SO=8!THEN SINCE N IS 3 TIMES AND D COMES 2 TIMES WE HAVE8!/(2!×3!).NOW VOWELS CAN BE ARRANGEDAS 5!/4!.SO FINALLY WE HAVE= 8!×5!/(2!×3!×4!)=16800