A large emerald with a mass of 378.24 grams was recently discovered in a mine. If the density of the emerald 2.76 grams/cm^3 , what is the volume? Round to the nearest hundredth when necessary and only enter numerical values, which can include a decimal point

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

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?