2. A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. XIIIII, IXIIII, IIXIII, IIIXII,IIIIXI, ?
7. A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. 206, 309, 412, ?, 618, 721
8. A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. (3, 5), (5, 7) ( ? ), (11, 13)