Verbal Reasoning - Mental Ability Questions

In the following question, select the odd word pair from the given alternatives.

Select the missing number?

Select the missing number from the given options.

Anil is as much younger to Vivek as he is older to Tarun. If the total of the ages of Vivek and Tarun is 48 years, how old is Anil?

Ajit, starting from a fixed point, goes 10 m towards North and then after turning to his right he goes 10 m. Then he goes 5,10 and 10 meters after turning to his left each time. How far is he from his starting point?

What number will come in place of ? in the following question?

Choose the related word/letters/number from the given alternatives. CD : 916 : : ? : 100144

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

RST, XYZ, DEF, ?