Question

Choose the correct answers from the alternatives given.

A bacterial cell divides once every minute and takes an hour to fill a cup. How much time will it take to fill half the cup?

• A. 60 minutes
• B. 59 minutes
• C. 30 minutes
• D. 15 minutes

Answer 1

The correct option is C 30 minutes

If the bacteria divides once in every minute and takes 60min to completely fill the cup. Then it is obvious that it will take half time to fill the half cup i.e 30 min. So the correct option is ' 30 min’.