If the average of three persons is 3A, then average of 9 persons will |
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a) |
b) |
A |
c) |
27A |
d) |
Data inadequate |
If the average of three persons is 3A, then average of 9 persons will |
|||||||
a) |
b) |
A |
c) |
27A |
d) |
Data inadequate |