CAT 2022 Slot 1 Paper

Question : 58 of 66

Marks: +1, -0

The average of three integers is 13. When a natural number $n$ is included, the average of these four integers remains an oddinteger. The minimum possible value of $n$ is

Validate

Solution:

It is given that average of three numbers is 13.

\Sum =3 × 13=39

It is given,

{39+n}/{4}

is a odd number.
Minimum value

{39+n}/{4}

can take such that

{\n}

is a natural number is 11

{39+n}/{4}=11

n=5

The answer is option C.

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