Question: From a bacterial suspension containing 100,000 bacteria per ml, you transfer sequentially 1.0 ml …

From a bacterial suspension containing 100,000 bacteria per ml,
you transfer sequentially 1.0 ml into 1.0 ml sterile diluent 8
times. You spread plate 0.1 ml from the final tube, and get 39
colonies. The percent viability of the original is about
_____%.