Choice 4 is incorrect. The angles aren’t similar nor congruent.
Answer:
3, 6, 9, 12, and so on, basically any number that can be divided by 3
(1 + x) (13) = 13+6.5
13x + 13 = 19.5
13x = 6.5
x = 0.5
The item was marked up by 50%
The answer is A.) A smaller percentage of second-lunch students (18%) eat outside.
hope this helps !
