Direction: In the following question, select the related letters from the given alternatives.
Cow : Calf :: Hen : ?

In each of the following questions, certain pairs of words are given, out of which the words in all pairs excepts one, bear a certain common relationship. Choose the pair in which the words are differently related?

Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number.
 12 : 120 :: 20 : 360 :: 3 : ?

Direction (6-10): Study the following information carefully to answer these questions.

Eight persons A, B , C , D, E , F , G and H work for three different companies namely X, Y and Z. Not more than three persons work for a company. There are only two ladies in the group who have different specialization in each HR, Finance and Marketing. One member is an engineer and one is a doctor.  H is an HR Specialist and works with a marketing specialist B who does not work for company Y. C is an engineer and his sister work in company Z. D is a specialist in HR working in company X while her friend G is a finance specialist and works for company Z. No Two persons having the same specialization work together. Marketing specialist F works for company Y and his friend A who is a finance expert works for company X in which only two specialists work. No lady is a marketing specialist or a doctor.

Which of the following combinations is correct?

Select the option that is related to the third number in the same way as the second number is related to the first number and the sixth number is related to the fifth number.
97 : 2 :: 63 : ? :: 74 : 3 

If '+' means '÷', '–' means '+', '×' means '–' and '÷' means '×' then, 8 ÷ 4 - 6 + 3 × 4 =?  

Which of the following groups in the given Venn diagram best represents?

Find odd in the following