A) 20
B) 25
C) 28
D) 30
Correct Answer: B
Solution :
HCF of \[(192,\,240,\,168)=2\times 2\times 2\times 3=24\] Number of rooms for participants in Mathematics, Physics and Biology respectively is \[\frac{192}{24}=8,\,\frac{240}{24}=10\] and \[\frac{168}{24}=7\] \[\therefore \] Total minimum number of required rooms = 25You need to login to perform this action.
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