Jackson was making a poster for his room. he arranged 50 trading cards in the shape of a rectangle on the poster. how many rows of cards were on his poster?
a) 3
b) 5
c) 6
d) 9

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.