Help me please can anyone figure this out this is due soon also make sure there an explanation.

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

How many degrees are there in the central angles in a circle

Three runners competed in a race data were collected at each mile mark for each runner if the runner ran at a constant pace the data would be linear