Answer:
$26.300
Step-by-step explanation:
well if its 5 or more u round to the next whole number but if its 5 or under you just round whatever ur rounding into the same number but whole
1) 2mn
2) (r+s)√t
3) 4y √3
20 m :)
HAHAAHHA COLLECTING UR POINTS ILL TRY TO HELP U THO