Write 1/2 1/4 and 1/8 from greatest to least

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.

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Wrote and expression for the difference of p and 4