Olivia can type 45 words every 2.5 minutes. What is the unit rate of words
per minute that Olivia can type?
What would be the rate of words per second?

Can someone pls ! pls answer all. no explanation needed..

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.

Pls the last one and it has to be like number 6