Mrs. Joyce's grandchildren are participating in a gift wrap sale to raise money for their school. She decided to stock up, so she ordered 4 rolls of reversible paper and 4 rolls of metallic
paper from Jayden, spending a total of $80. She also ordered 2 rolls of reversible paper and 3
rolls of metallic paper from Luther, which cost a total of $50. Assuming that rolls of each type
are priced the same, what is the price for each kind of paper?

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