Jordan has 5.48 mL of liquid in one test tube and 9.63 mL in another. Luke's test tube has 17.24 mL of liquid.
Round each number to the nearest tenth.
How much more liquid is in Luke's test tube than the liquid in Jordan's two test tubes combined?
A.about 2.1 mL
B.about 3.1 mL
C.about 2.2 mL
D.about 2.0 mL
