Acell triples every 20 minutes. if there is 2 cells at noon, how many cells will there be at 4 p. m?

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

Me i’m stuck on all these questions besides the two bottom ones