Iam a 6th grader my question is nadine makes 90$ a day. write an algebraic expression to represent the amount of money she will earn in d days.

a. d+90
b.90-d
c. 90 divided by d
d. d divided by 90
e.90d

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Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4

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