Mathematics - Probability Question with Solution | TestHub

MathematicsProbabilityGeneral (Event SS, Definitions, Odd against/Favour)Medium2 minQB
MathematicsMediuminteger

If the number of 3 digit odd numbers divisible by 3 , which can be formed using the digits when repetition of digits within the number is allowed is then the value of ' ' is

Answer:
3
Solution:

Three digits odd numbers using only 3 and only 5 are 2 .

Three digit odd numbers using 3, 4 and 5, are 4.

Three digit odd numbers using 4,5 and 6 are 2.

Three digit odd numbers using two 6 and one 3 are 1 .

Three digit odd numbers using two 3 and one 6 are 2 .

So, total three digit numbers

Stream:JEESubject:MathematicsTopic:ProbabilitySubtopic:General (Event SS, Definitions, Odd against/Favour)
2mℹ️ Source: QB

Doubts & Discussion

Loading discussions...