The basic operational and environmental conditions

Choose the next number in the series.

15, 46, 77, 108, 139,?

In a certain code language,

‘M & N’ means ‘M is the wife of N’,

‘M @ N’ means ‘M is the brother of N’,

Three of the following word pairs are alike in some manner and hence form a group. Which word pair does not belong to that group?

'A = B’ means ‘A is the mother of B’

‘A @ B’ means ‘A is the brother of B’

‘A % B’ means ‘A is the husband of B’

Select the option that is related to the third term on the same basis as the second term is related to the first term.

DAX:WZC ∷ VKO:?

Select the option that is related to the third word in the same way as the second word is related to the first word.

Change the question mark with the option that follows the applied logic in the first pair.

209 : 55 :: 579 : ??

Which two mathematical signs should be interchanged to make the given equation correct?

Select the option that is related to the third word in the same way as the second word is related to the first word.

Car : Garage :: Wine : ?

Which of the following words can be formed from the letters of the word?

DAYTIME