Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives.

RST:QPO:: MNO:: ?

Choose the word which is least like the others word in a group?

The solution of 3(2u + v) = 7 uv and 3(u + 3v) = 11 uv is _____

There are six children playing football, namely A, B, C, D, E and F. A and E are brothers. F is the Sister of E. C is the only son of A's Uncle. B and D are the daughters of the brother of C's father. How is D related to A?

In the following question, select the missing number from the given series.

19, 25, 32, 38, 45, 51, ?

Arrange the given words in the sequence in which they occur in the dictionary.

i. Regular
ii. Reinforcement
iii. Rainbow
iv. Remedy

Pointing to a man in a photograph, a woman said, "His brother's father is the only son of my grandfather." How is the woman related to the man in the photograph ? 

Select the missing number from the given responses?