Select the option that correctly fills in the blanks and complete the series.
441, 484, 529, 576, __

What should be the missing term in the following number series?
61, 67, 71, 73, 79, 83, __, 97,

What will come in place of question mark(?) in the following number series?
10, 14, 25, 55, 140 (?)

In the following series find the missing numbers.
21, 26, 33, 42, 53,?

Choose the number from the options given below that will replace the question mark in the following series.
423 , 407, 439 , 391, 455, ?

Find the next number of this series
14, 12, 126, ______.

Select the option that will fill in the blank and complete the given series.
7, 16, 40, 84______252