Questions and answers by

Muhammad Mohsin

Answers (2)

Looking at b), I will assume that in a) letters and digits may be repeated. a) number of codes = 26*26*10*10*10 = 676000 b) Distinct letters, but repeated digits : 26*25*10*10*10 =650000 distinct letter and distinct codes: 26*25*10*9*8 = 468000 c) codes
The tribe was about to fight when it comes to the fixing of Hajrae Aswad, because every tribe wanted to do it so it was hard to decide how, it was Hazrat Muhammad sallal la ho alaihay wasallam who suggested them to place Hajre Aswad on a sheet and each

Ask a New Question