Doubling bacteria

CA CS CIMA Prakash Somani (Landmark Group) (23507 Points)

20 June 2008

A Bacteria is doubling at every 4 min. After 40 min 1024 bact. At wat time there will be 256 bacteria???:

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4 Replies

Rupesh Maheshwari (ACA, Dip. IFR (ACCA)) (6166 Points)
Replied 20 June 2008

after 32 minutes

CA CS CIMA Prakash Somani (Landmark Group) (23507 Points)
Replied 20 June 2008

Correct.. will u provide ur solution here

Shekar (CA & LCS ) (1109 Points)
Replied 20 June 2008

The solution is:

1024=40min

1024/2=40min-4min (512 in 36min)

512/2=36min-4min (256 in 32 min)

CA CS CIMA Prakash Somani (Landmark Group) (23507 Points)
Replied 20 June 2008

Correct...Nice reply...there can be many ways to solve it...

good done

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