Add the mixed numbers by finding the common denominator. two and four sixths plus three and one half equals blank

six and two twelfths
five and five eighths
five and two twelfths
six and five twelfths

1) c 2143.6 cm

2) c 113.0 m

3) a 33.5 ft

4)   d 2 cm

5) c 20 mm

6) 180 in

7) d 120 ft

answer: i think it is (1,-2)

the correct answer is b.

this is because an open circle means < or > & since the line goes left it is < -3.

the next one has a filled circle so it can only be ≥ or ≤ and since the line goes right from 1 it is ≥ 1

hope that

use a calculator or a graph