Which of these rational numbers is least
A 3.4
B -9
C -1/2
D .35

Pls! does anybody know a shortcut for answering these types of questions in the future?

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards

Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°