35 Cows eat as much as 21 x 7 / 3 Goats.
Step-by-step explanation:
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.
move it to the other side
step-by-step explanation: