A student has obtained in three subjects. If the marks of another subject is added then his average cannot be less than

# A student has obtained in three subjects. If the marks of another subject is added then his average cannot be less than

1. A
2. B
3. C
4. D

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### Solution:

Concept: To solve the mean problem, we know that the mean is the median or typical value  of the dataset and is calculated by dividing the sum of the values ​​in the set by their number. You need to look at the properties.
Marks obtained from 3 subjects out of 300
is If the marks of another subject are added
then
marks out of 400 [min any]
[when marks is subject is 0]
Hence, option 1 is correct.

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