6, 20, 8, 14, 10, 8, 12, ... choose which pair of numbers comes next?

Find the missing term, 4, 9, 25, ?, 121, 169, 289, 361

17, 14, 14, 11, 11, 8, 8, ... choose which pair of numbers comes next?

44, 41, 38, 35, 32, 29, 26, ... choose which pair of numbers comes next?

Find the missing term :- 3, 15, ?, 63, 99, 143

Find the missing term: 1, 5, 13, 25, 41, ?

In the following number series a wrong number is given. Find out the wrong number.<br /> <br /> 1, 3, 10, 21…

2, 8, 14, 20, 26, 32, 38, ... choose which pair of numbers comes next?

Find the missing term: 66, 36, 18, ?