A certain village in the Swiss Alps has the following population data. A group of students would like to determine the number of chocolate bars eaten by each group, but the group does not have enough resources to poll each person. The research group has elected to poll 60 people. How many people from the oldest age group should be polled? Round to the nearest whole number. Group by Age Number of People in this Group 50 - 65 years 264 35 - 49 years 551 20 - 34 years 1,249 10 - 19 years 782

Consider the following geometry problems in 3-space enter t or f depending on whether the statement is true or false. (you must enter t or f -- true and false will not work.) f equation editorequation editor 1. a plane and a line either intersect or are parallel t equation editorequation editor 2. two planes parallel to a third plane are parallel f equation editorequation editor 3. two lines either intersect or are parallel f equation editorequation editor 4. two planes orthogonal to a third plane are parallel f equation editorequation editor 5. two planes orthogonal to a line are parallel f equation editorequation editor 6. two planes either intersect or are parallel f equation editorequation editor 7. two lines orthogonal to a third line are parallel t equation editorequation editor 8. two lines parallel to a third line are parallel t equation editorequation editor 9. two planes parallel to a line are parallel f equation editorequation editor 10. two lines parallel to a plane are parallel f equation editorequation editor 11. two lines orthogonal to a plane are parallel