4. (factors and divisibility) (a) how many positive integers between 1 and 100 are divisible by either 4 or 6? (b) how many positive integers between 1 and 100 are not divisible by 4, but are divisible by 6?

What is the y-intercept of the graph of the equation y=3(2^x)

In each bouquet of flowers, there are 2 roses and 3 white carnations. complete the table to find how many roses and carnations there are in 2 bouquets of flowers.

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).