Verbal Reasoning - Mental Ability Questions

Pond is related to Water in the same way as Mountain is related to

Weight of C is twice the weight of M. Weight of M is 1/9 of the weight of R. Weight of R is 5/2 of the weight of K. Weight of K is 1/3 of the weight of G. Who is the second lightest?

In a row of boys, Amit is ranked 12th from top and Ratan is 15th from bottom. They interchange their position. Ratan now becomes 37th from bottom. How many total boys are there in the row?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
l m _ o _ n m _ l _ n _ _ n m l

While introducing a boy, Raju says, "He is the son of my wife's sister." How is the boy related to Raju?

BACTERIA : ILLNESS :: ____ : ____

Select the odd word from the given alternatives

If, 1*2= 1,
2*3= ­1 and
3*4= ­5, Then find the value of 7*9= ?