Verbal Reasoning - Mental Ability Questions

In the following question, select the related number from the given alternatives.
7 : 48 : : 11 : ?

What will be the next set of alphabets in the series? PBA, QCB, RDC, SED, ___

In a certain code, 'TEACHER' is written as VGCEJGT. How is 'CHILDREN' written in that code?

In the following question, select the missing number from the given series.
3, 7, 16, 35, ?

1/2 - 1/8 =

A travels 12 km towards north and then takes a left turn and covers another 5 km. From there, he turns 180° anticlockwise and travels 10 km further. What is the minimum distance between his initial and final position?

Which of the following diagrams correctly represents elephants, wolves, animals?

If HUMBLED is coded as JWODNGF, then how will WAX be coded as?