You roll a standard die. You win $12 if you roll a six, $6 if you roll a one, and $0 if you roll anything else. What is the expected value of a single roll? $3
$2
$9
$18

The expected value from a single die roll Given the Conditions stated is $3

The expected value is calculated using the relation :

The table of probabilities from a single roll :

The expected value calculation :

Therefore, the expected value of a single die roll is $3

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4 puzzles in 3 hours

step-by-step explanation:

1 x=22.52

2: 65/39=604+39x

65x-39x=604

26x=604

x=604/26

×=23.23