Luisa’s restaurant bill comes to $75.50, and she leaves a 15% tip. What is Luisa’s total before tax?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

Hundred and tens tables to make 430 in five different ways

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. the design of the study justifies the assumption that the sample can be treated as a simple random sample. use the data to construct a 99% confidence interval estimate of μ, the mean duration of game play. 4028 4316 4816 4650 4036 5010 4833 4331 4307