What does it mean if y values is the same

If g(x) is an odd function, which function must be an even function?

What is the value of x in the following equation. -x ^3/2 = -27

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.