18. Amy usually spends $188 on groceries a week, before tax. In Mississippi the rate of tax is 7%. In Alabama the tax is 4%. Calculate how much Amy would have to pay for the groceries, including tax, if she bought them in Mississippi.

Evaluate the expression. (9 + 5)(3 + 2)0

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1