Question
What is the minimum tenure of public provident
fund?Solution
A PPF has a minimum tenure of 15 years . You can extend it in blocks of 5 years if you wish.Â
25   25   37.5   ?   328.125   1804.6875
117, 117, 121, 129, 141, ?
81 72 136 111 ? 278
...4, 12, 36, 108, ?, 396
120, 130, 145, 165, ?, 220
Find the missing number, in the given number series.
6, 12, 36, ?, 720, 4320
1236, 1445, 1675, 1933, 2226, ?
6    11    32    111    ?   2345   14100
...7    8     ?     13     17     22    28
...What will come in place of the question mark (?) in the following series?
80, 200, 400, 600, ?, 300