Verbal Reasoning - Mental Ability Questions

Select the odd word from the given alternatives

Introducing a woman, Anjali says, "She is the wife of my daughter's only brother". How is the girl related to Anjali?

In the following question, by using which mathematical operators will the expression become correct?
27 ? 9 ? 18 ? 24 ? 12

Select the related word/letters/number from the given alternatives.
Nephrology : Kidney : : Ichthyology : ?

In the following question, select the related number from the given alternatives.
65 : 82 : : 145 : ?

In the following question, select the related word from the given alternatives.
Hockey : Stick : : Boxing : ?

Select the related word/letters/number from the given alternatives.
17: 71 :: 35: ?

The weights of 4 boxes are 20, 30, 40 and 60 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?