for 30 days of work, a worker was supposed to be paid $900 in cash and check for a fixed amount. On the 3rd day, the worker quit the job and was paid by only the check. What dollar amount did the worker get

$90

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.