A marble is selected at random from a jar containing 3 red marbles, 6 yellow marbles, and 2 green marbles. What is the probability that ... a) the marble is red? % (Give answer rounded to the nearest tenth of a percent.)
b) the marble is yellow or green? % (Give answer rounded to the nearest tenth of a percent.)
c) the marble is either red or green? % (Give answer rounded to the nearest tenth of a percent.)
d) the marble is red and green? % (Give answer rounded to the nearest tenth of a percent.)

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected