2 cards are selected from a standard deck of cards. The first card is placed back
in the deck before the second card is drawn. Find the probability. Answer as a
simplified fraction.

Which of the following questions is a statistical question? (2 points) how many professional sport leagues are there? where do the professional sport leagues play? how many hours of professional training took place over the weekend? how many hours do you spend each week training for a sports league?

Identify the number as a rational or irrational.explain. 127

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?