3.) How many integers, greater than 999 but not greater than 4000, can be formed with d digits 0, 1, 2, 3 and 4, if repetition of digits is not allowed? a.499 b.500 c.375 d.376 e.501
tell me where am i wrong coz m no where near the ans.... v hav 4 places to fill first place can b filled in 3 ways ( 1,2 and 3) second place cn b filled in 4 ways next in 3 n next in 2 ways......which cmes out to b 72 n ans is 376 !!!! i hav crashed badly....plz help me
10 comments:
ma'am im waiting for the solution to this problem....im not even close to the options..
i'll nt tell u d soln...ans is 376...try once again by using P $ C..
im bored wid this quest now...jatin ,,come to the rescue man...
i kno u can do this..uve always scored good in PnC..
akhil....ds is original qustn of CAT...so, try 2 solve ds urself....
tell me where am i wrong coz m no where near the ans....
v hav 4 places to fill first place can b filled in 3 ways ( 1,2 and 3)
second place cn b filled in 4 ways next in 3 n next in 2 ways......which cmes out to b 72 n ans is 376 !!!!
i hav crashed badly....plz help me
m waiting . . .
mam pls help me in this problm...
for ans to be 376 shudnt the ques state that digits can be repeated
if the repetition is allowed, dn d answer cmes out to be 376.... odrwise it dnt look possible to me....if it is dn plz provide d soln....
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