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]In average, John spend $380 a month for groceries. Assume a standard deviation is $16. Find the probability of spending (a) between $360 and $390

]In average, John spend $380 a month for groceries. Assume a standard deviation is $16. Find the probability of spending

(a) between $360 and $390 each month

(b) more than $405.63 per month.

Write the answer as a percent. Round your answer to the hundredth

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