Answer:
<em><u>3. Last year, the numbers of calculators produced per day at a certain factory were normally distributed with a mean of 560 calculators and a standard deviation of 12 calculators.</u></em><em><u>(</u></em><em><u>C</u></em><em><u>)</u></em>
Step-by-step explanation:
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Answer:
a)20 is the answers for the question
Step-by-step explanation:
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Answer:
1.03
Step-by-step explanation:
Price of phone * 1.03 = Price of phone + Sales tax
