JIPMAT (LR) PYQs

Which of the following figure will continue the same pattern as established by the above problem figures?

Find the pair of numbers that can replace the question mark (?) in the series given below :

$90,180,12,50,100, ?, ?, 3,50,4,25,2,6,30,3$.

Consider an alphabetic series shown below as: A, C, F, J. The next two terms of the series are?