Pick the number that is 1/8 of 1/2 of 1/4 of 256

First find 1/4 of 256:

256 / 4 = 64

Now find half of 64:

64/2 = 32

Now find 1/8 of 32:

32 / 8 = 4

The number is 4

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.