Math 7 3rd Quarter Benchmark Review

Which of the following best describes experimental probability?

• What actually happens when an experiment is carried out

• Total trials in an experiment

• Using a formula to determine the probability of an event

• Number of possible favorable outcomes

What is the theoretical probability of landing on any color in the spinner?

• 1/4

• 1/2

• 1/3

• 1/5

What type of slope does a line have if it goes upwards from left to right?

• Zero

• Positive

• Negative

• Undefined

What is the proportional equation represented in the following word problem:

A deli sells 5 turkey sandwiches for $20.

• y = 2x

• y = 4x

• y = -3x

Which pair below names two congruent angles?

• A. ∠ABC and ∠DEF

• B. ∠ABC and ∠FDE

• C. ∠BCA and ∠FED

• D. ∠CAB and ∠DEF

Quadrilateral WORD is similar to quadrilateral BANK. What is the length of KN?

• 6.4 cm

• 8 cm

• 10 cm

• 12 cm

What is the probability of picking a blue marble at random from a bag containing 8 blue marbles, 24 red marbles, 16 green marbles, and 4 yellow marbles?

• 1/8

• 2/13

• 1/4

• 8/11

Which table shows an experimental probability close to the theoretical probability of landing on heads?

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• 
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Which describes theoretical probability?

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• 
• 
• 

• 112

• 70

• 68

• 110