the first number in this series added with 4 answer is 25 (3rd num)and 4x2 is 8 added to 25 answer is 33 likwise the series continues the last numbers are 145,273
145, 273. Difference between the terms of the series- 4,8,16,32,64,128
A number series is given with one term missing, find it. 21, 25, 33, 49, 81,?
Can you complete the table series puzzle by replacing the ?? with the correct number?
81 36 144 ?? 25 16 64 100 49
