Find all zeros (real and complex) for the function f(x)=x^3-5x^2+9x-5

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

How many grams the dog will eat in 3 days?