I need help with #18 & 20 ASAP
Please explain so I can understand

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

The two box p digram the two box plots show the data of the pitches thrown by two pitchers throughout the season. which statement is correct? check all that apply. pitcher 1 has a symmetric data set. pitcher 1 does not have a symmetric data set. pitcher 2 has a symmetric data set. pitcher 2 does not have a symmetric data set. pitcher 2 has the greater variation.ots represent the total number of touchdowns two quarterbacks threw in 10 seasons of play

The sum of five and a number n is at least 12