Help Me Guys 10 Bucks

QUESTION 1

1. What is the ratio of minivans to all vehicles on the forecourt?

5 points

QUESTION 2

1. State whether the result is impossible, unlikely, likely, or certain for one spin of the spinner with five equal-sized sections.

A number greater than 5.

impossible

unlikely

likely

certain

5 points

QUESTION 3

1. A box contains 9 green balls, 16 red balls, 9 white balls, and 6 pink balls.

What is the probability of drawing a pink ball out of the box?

5 points

QUESTION 4

1. Brian completed 23 free throws and missed 27.

Using experimental probability, how many free throws is he predicted to complete in the next 100 tries?

6

36

46

60

5 points

QUESTION 5

1. Fred has 40 coins in a book bag. He has 16 quarters, 4 pennies, and 20 dimes. If Fred reaches into his book bag and draws a coin without looking, what is the probability that he will draw a quarter?

20%

10%

25%

40%

5 points

QUESTION 6

1. Tell if the events are independent or dependent. Explain your reasoning.

Mr. Wilson gets tails on a coin toss, and then gets tails by tossing the same coin again.

The events are dependent, because the events affect each other.

The events are dependent, because the events do not affect each other.

The events are independent, because the events affect each other.

The events are independent, because the events do not affect each other.

5 points

QUESTION 7

1. What is the probability of rolling a 6 with a number cube that has the numbers 1, 2, 3, 4, 5, and 6 and then, tossing heads with a coin?

5 points

QUESTION 8

1. What is the probability of rolling an even number with a number cube that has the numbers 1, 2, 3, 4, 5, and 6 and tossing heads with a coin?

5 points

QUESTION 9

1. The probability of drawing a penny from a bag of coins is. What is the probability of drawing a coin that is not a penny from the bag?

20%

40%

60%

80%

5 points

QUESTION 10

1. The probability of drawing a quarter from a bag of coins is. What is the probability of drawing a coin that is not a quarter from the bag?

20%

40%

75%

90%

5 points

QUESTION 11

1. Five red marbles, 3 green marbles, and 2 blue marbles are place in a jar. What is the probability of selecting a red marble and then another red marble, given the first marble is not returned to the jar after it is drawn?

5 points

QUESTION 12

1. ____________ are events whose outcomes are affected by the outcomes of the other event(s).

Primary events

Dependent events

Complementary events

Independent events