Verbal Reasoning - Mental Ability Questions

In a certain code language, "VERBAL" is written as "KZAQDU". How is "CURIOUS" written in that code language?

Choose the correct alternative which will complete the series. ACT, EGG, INK, ___

Two angles whose sum is 90 are

A segment with endpoints on the circle

In the following question, select the missing number from the given series.
21, 25, 52, 68, 193, ?

Ramesh and Suresh are brothers. Dharmendra is the father of Ramesh and Sunita is the wife of Suresh's only brother. Sapna is the daughter of Sunita. How is Sapna related to Dharmendra?

A word arranging device rearranges words step-by-step in a particular order according to set of rules. The device stops when the final result is obtained.
Input: but going for crept te light sir
Step 1: crept but going for te light sir
Step 2: crept going light but for te sir
Step 3: crept going light but for sir te
And Step 3 is the last step for this input. Now, find out an appropriate step in the following question following the above rules.

Question:
Input: more fight cats cough sough acts idea
What will be the last step for this input ?

Vishal travels 8 km towards east, then turns left and travels another 5 km, and then he turns 270 degrees anticlockwise. Which direction is he facing now?