A flush is five cards of the same suit. Find the probability of pulling 5 cards from a deck and getting a flush.

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.

What is the distance between (3,k+1) and (2k,k-1)