Whats 3^2? thank you.

What is the first step of an indirect proof of a number that is divisible by two

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr