What is the percent of increase from 600,000 to 900,000?

Which is an equation for the nth terms of the sequence 12,15,18,21

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.

The slope of the line whose equation is 3y = 2x - 3 is 2 2/3 3/2