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shashanka from dps, duliajan
Subject :NSO    Class : Class 8
A bacteria undergoes binary fission in every minute. This bacterium can fill up a cup in 1 hour. In how much time will the cup be half filled? A. 30 mins. B. 59 mins. C. 20 mins. D. 40 mins.

Ans 1:

AAshutosh Jindal from HOLY angels school, RAJPURA
Class : Class 8

Ans 2:

AAshutosh Jindal from HOLY angels school, RAJPURA
Class : Class 8
The correct option is B

Ans 3:

AAshutosh Jindal from HOLY angels school, RAJPURA
Class : Class 8
The correct option is B

Ans 4:

AAshutosh Jindal from HOLY angels school, RAJPURA
Class : Class 8
The correct option is B

Ans 5:

Mukesh Goel from S.M. Shetty Hogh School & Jr. College, Mumbai
Class : Class 8
A

Ans 6:

Anirudh from Kendriya Vidyalaya Kanjikode, Palakkad
Class : Class 8
The right one is option 'A'-30 mins

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