Suppose we want to choose4

objects, without replacement, from16

distinct objects.

1)How many ways can this be done, if the order of the choices isnotrelevant?

How many ways can this be done, if the order of the choicesisrelevant?

2)A spinner with6

equally sized slices is shown below. (2

slices are blue,1

is red, and3

are yellow.) The dial is spun and stops on a slice at random. What is the probability that the dial stops on a blue slice? How to write as a fraction or a whole number.