Me with these :

1. there are 108 flights from an airport, 20 of which are longer than 3 hours.

the flight from this airport will be randomly chosen.

what is the probability it is longer than 3 hours?

enter your answer as a fraction, in simplest form, in the box.

2.a number cube with six sides numbered 1 through 6 is rolled. the probability of rolling a 5 is 16 .

what is the probability of not rolling a 5?

enter your answer as a fraction, in simplest form, in the box.


3.a bag contains 7 red marbles, 12 orange marbles, 18 yellow marbles, and 5 purple marbles. a marble is drawn at random from the bag.

what is the probability that the marble drawn will not be orange?

a.130

b.112

c.27

d.57

4.a spinner with six sections labeled a through f is spun. the probability of spinning a consonant (b, c, d, or f) is 23 .

what is the probability of not spinning a consonant?

enter your answer as a fraction, in simplest form, in the box.

5.a student rolls a number cube whose six faces are numbered 1 through 6.

what is the sample space for this experiment?

a. s = {1, 2, 3, 4, 5, 6}

b. s = {1, 2, 3, 4}

c. s = {2, 4, 6}

d. s = {6}