QUESTION:

ARITHMETIC OR NOT ,

COMMON DIFFERENCE

NEXT TWO TERMS
[tex]1.) \: 1 , \frac { 3 } { 2 } , 2 \frac { 5 } { 2 } , 3 \: \\ \\ 2.) \: 3 , \frac{5}{2} ,2, \frac{3}{2} , 1[/tex]