The number of problems assigned as homework by a savvy math professor is a function of the length of the class on a particular day, which is either 454545 minutes, 909090 minutes, or 135135135 minutes. He first multiplies the number of minutes by 444 and then divides that number by 999. Finally, he subtracts 121212 from that amount. Which of the following functions best represents the number of math problems the professor assigns depending on the length of the class, ttt, in minutes?

its electric no smoke

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.

in if you ask questions, the points are taken from your total and given to the one who answered it..

so if i have 30 points and i ask a question for 5 points, then when someone asks a question i will lose 5 points and the answerer earns 5

happy to