Aclass has 21 girls and 12 boys. what is the probability that a boy's name is drawn at random?

12/33

Step-by-step explanation:

The whole class is 21 + 12 people which is 33. The boys are 12 people out of 33 people. So, the fraction is 12/33.

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.