Simple and Compound Probability

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter that is not “A”?

• 2/7

• 5/7

• 5/49

• 10/49

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

• 1/3

• 30%

• 3

• 1/10

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

You roll a six sided die. What is the probability of rolling an even number three times in a row?

• 1/2

• 1/4

• 1/6

• 1/8

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Diamond is playing a game. In the game she has to spin a spinner that is divided into 4 equal sections of green, red, blue, and yellow. What is the probability that on her first spin she will land on green and then red on her second spin?

• 1/8

• 1/16

• 1/4

• 1/2

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Kaylee has 1 red, 3 blue, 2 brown, 5 black, 1 purple, and 4 pairs of pink flip-flops in her closet. Assuming she always replaces them, what is the probability that she will choose a blue pair on Monday and a pink pair on Tuesday?

• 3/8

• 4/75

• 3/64

• 15/32

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8
• 8/25
• 8/100
• 7/8

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CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

A fruit basket contains 9 apples, 3 bananas, 7 oranges, 5 pears, and 1 grapefruit. Kyle randomly chooses a fruit, does not replace it, then chooses another. What is the probably that he chose two pears?

• 9/49

• 4/125

• 1/10

• 1/30

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Victor picks a card at random. Without putting the first card back, he picks a second card at random.

• Dependent
• Independent

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Clara picks a marble at random, puts it back, and then picks another marble at random.

• Dependent
• Independent

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

A bag contains 5 blue marbles, 4 red marbles, and 3 orange marbles. Mrs. Cox picks one without looking, replaces it and picks another one. What is the probability that she picks two that are not orange? 

• 9/16
• 3/4
• 9/144
• 5/16

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8