(c) all b. If a mobile has 5 digits...
Question
Fullscreen

(c) all b. If a mobile has 5 digits password, then how many different passwords can be set, so that it must be divisible by 4? INIET UIC2011

Railway Exams
Maths
Solution
332
Rating
4.0 (1 ratings)
Fullscreen
( 16 times 10 times 10 times-7 ) orom OD- 99 , res numbus ar divisible by 4 which makes this whole digit divisible ty 4 [ therefore quad 10 times 10 times 10 times 25=25000 ]
Quick and Stepwise Solutions Just click and Send Download App OVER 20 LAKH QUESTIONS ANSWERED Download App for Free