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Bart found 20 quadrilaterals in his classroom. He made a Venn diagram using the properties of the quadrilaterals, comparing those with four equal side lengths (E) and those with four right angles (R).
A
25%B
33%C
40%D
67%22
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A randomly generated password contains four characters. Each of the four characters is either a lowercase letter or a digit from 0–9. Each character in the password cannot be used more than once.What is the approximate probability that exactly one of the four characters will be a number?
A
1%B
11%C
28%D
44%23
Aaron, Bob, and Charlotte are running a race. Which event would be considered dependent?
A
determining the chance that Bob comes in first or thirdB
determining whose coach runs the stopwatchC
determining which person begins on the inside laneD
determining first, second, and third place runners24
Dependent events can best be described as
A
two or more events that have the same probabilities.B
two or more events that do not have the same probabilities.C
a group of events whose later outcomes are not affected by previous outcomes.D
a group of events whose later outcomes are affected by previous outcomes.25
Which events are mutually exclusive? Select two options.
A
landing on a shaded portion and landing on an even numberB
landing on a shaded portion and landing on a number greater than 3C
landing on a shaded portion and landing on a 3D
landing on an unshaded portion and landing on an odd numberE
landing on an unshaded portion and landing on a number less than 2Did you find these answers helpful?
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