Aphone company offers two monthly plans. plan a costs $30 plus an additional $0.10 for each minute of calls. plan b costs $12 plus an additional $0.12 for each minute of calls.

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.

13cm

step-by-step explanation:

(apex)

a

step-by-step explanation:

the denominator cannot be the same as one of the factors.

8 denominator times 2 denominator = 16

and 7 numerator time 11 = 77

77/16= 77/16 ( they cannot be further simplified)