Plating 0.1 ml of a 10-3 dilution of a microbial culture yields 50 colonies.?

Kat

New member
What is the viable count of the original culture?
a) 5 x 10-3 cells.ml-1. (10 to the power of minus 3)
b) 5 x 103 cells. ml-1. (10 to the power of 3)
c) 5 x 104 cells. ml-1. (10 to the power of 4)
d) 5 x 105 cells. ml-1. (10 to the power of 5)

Thanks

:)
e) 5 x 10-5 cells. ml-1.
 
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