7th grade probabity

What is the chance of you rolling a 3

• 16%

• 12%

• 25%

• 13%

Tags

CCSS.7.SP.C.7A

if you have 2 dices what is the chance of getting 3

• 8%

• 12%

• 5%

• 25%

A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?

• 2/7

• 11/21

• 10/21

• 5/7

Tags

CCSS.HSS.CP.B.9

Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?

• 1/5

• 9/20

• 2/5

• 8/15

Tags

CCSS.HSS.CP.B.7

Three unbiased coins are tossed. What is the probability of getting at most two heads?

• 7/8

• 3/4

• 1/4

• 3/8

In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability that 1 girl and 2 boys are selected, is:

• 21/46

• 25/117

• 1/50

• 3/23

Tags

CCSS.HSS.CP.B.9

A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is:

• 1/13

• 2/13

• 1/26

• 1/52

Tags

CCSS.HSS.CP.B.7

A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?

• 3/4

• 4/7

• 1/8

• 3/7

Tags

CCSS.7.SP.C.7B

Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even?

• 1/2

• 3/8

• 3/4

• 5/16

Two dice are tossed. The probability that the total score is a prime number is:

• 1/6

• 5/12

• 1/2

• 7/9