Need help quick please and thank you

What could explain what happened when the time was equal to 120 minutes

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given