Ticket Prices for a Science museum are $18 for adults and $12 for students. If $162 is collected from a group of 12 people, How many adults and students are in the group?

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.

Point a (7,3) is translated to a'(16,-9). which rule describes the translation?

Explain how to graph a scatterplot and its regression line using a regression calculator.