Matt spent 3/10 of his allowance on projects, 2/5 on snacks, and 2/3 of the remainder on books. What is the fraction of his allowance was spent on books?

15 points ! ~ see if you know the answer to both you!

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

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.