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Sundae Wheel

GMAT-V4JJGU

An ice cream store offers a special deal. Customers may buy a hot-fudge sundae for \$2, or they could spin the Sundae Wheel and pay the price on which the spinner stops, as shown below: Find the probability that a sundae from the wheel costs under \$2.

Over the long term, if a customer was to spin the wheel over and over again, find the expected average cost of a sundae per visit.

Probability of cost under \$2 Average cost of a sundae spin Probability of cost under$2

Average cost of a sundae spin

16.7%

Probability of cost under $2 Average cost of a sundae spin 54.2% Probability of cost under$2

Average cost of a sundae spin

58.3%

Probability of cost under $2 Average cost of a sundae spin$2.05

Probability of cost under $2 Average cost of a sundae spin$1.73

Probability of cost under $2 Average cost of a sundae spin$2.07

Probability of cost under $2 Average cost of a sundae spin$2.00