TEKS.MATH.7.6D

The mean life of a tire is 30,000 km. The standard deviation is 2000 km.

Then, 68% of all tires will have a life between ___________ km and __________ km.

•  28,000 km and 32,000 km.
• 24,000 km and 34,000 km.
• 26,000 km and 34,000 km.
• 27,000 km and 31,000 km.

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TEKS.MATH.7.6D

A farm has 5 brown cows and 10 white cows. A fence is open and two cows escape. What is the probability that it will be a brown cow, then a white cow?

• 1/9
• 2/9
• 5/21
• 10/21

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TEKS.MATH.7.6D

A die is rolled. What is the probability that the result is less than 3 ?

• 1/2
• 1/3
• 1/4
• 1/6

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TEKS.MATH.7.6D

The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown.
What is the probability of selecting a brown candy?

• 2/18
• 1/9
• 2/20
• 1/10

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TEKS.MATH.7.6D

What is the probability of drawing a Jack from a deck of cards, putting it aside, and then drawing another Jack?

• 1/221
• 1/68
• Other

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TEKS.MATH.7.6D

You roll a single die numbered from 1 to 6 twice. What is the probability of rolling a 6 the first time and an odd number the second?

• 1/6 x 3/6

• 5/6 x 1/2

• 1/6 x 2/6

• 5/6 x 3/6

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TEKS.MATH.7.6D

What is the probability of spinning red?

• 0

• 5/12

• 1/2

• 3/4

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TEKS.MATH.7.6D

Find the probability of each set of independent events.

drawing a 1,2, or 3 from 9 cards numbered 1-9, replacing the card, and drawing 7, 8, or 9.

• 1/3

• 1/9

• 3/8

• 1/12

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TEKS.MATH.7.6D

There are 4 jacks in a standard deck of 52 playing cards. If Peyton selects a card at random, what is the probability that it will be a jack?

• 1/13

• 1/52

• 1/2

• 12/13

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TEKS.MATH.7.6D

Kirsten is setting up tables for a party. Four of the tables are covered with red tablecloths, and eight of the tables are covered with white tablecloths. Guests will be randomly seated at the tables when they arrive. Each table can seat 8 guests. That is the probability that the first guest to arrive will be seated at a table with a red tablecloth?

• 1/2

• 1/3

• 1/4

• 1/8

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TEKS.MATH.7.6D