M-30=6-2m, what is the answer, keep getting it wrong

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Which of these would have been most likely to have been a carpetbagger during the reconstruction era? a) a new york businessman who relocated to mississippi b) a former slave who was able to buy land in birmingham c) a carolina-born politician who supported the democratic d) a former confederate officer who owned a farm in memphis eliminate