A strain of bacteria reproduces @ 25% every 12 min. In how much time will it triple itself ??
Choose the correct choice from the following answers:	A) 96 min	B) 72 min	C) 60 min	D) 48 min	E) 40 min

Rationale: the original question is : a strain of bacteria reproduces at the rate of 25 % every 12 min . in how much time will it triple itself ? 1.25 ^ x = 3 - - > x = ~ 5 - - > five 12 minute periods = 60 minutes . answer : c .
Answer: C