4. A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series. 3/5, 1.4, 11/5, ? , 19/5, 4.6
5. A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series. 1, 0.25, 1/9, ? , 0.04, 1/36
6. A series is given , with one term missing . Choose the correct alternative from the given ones that will complete the series. 5 , 11 , 24 , 51 , 106 ,____?
9. A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series: 68, 72, 65, 69, 62, 66, _?__