Cookie sales at a bakery follow a normal distribution with

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Cookie sales at a bakery follow a normal distribution with expected value of 10000 cookies. On 90 percent of days, the bakery sells less than 150000 cookies. The likelihood that sales drop below 5000 cookies is closest to?

A:5%

B:10%

C:15%

D:20%

Reference no: EM13619267

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