Verbal Reasoning - Mental Ability Questions

In the following question, select the number which can be placed at the sign of question mark(?) from the given alternatives.

From the given alternative words, select the word which cannot be formed using the letters of the given word:

PHOTOSYNTHETIC

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

-0.5, -0.35, -0.2, -0.05, ? , 0.25

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

1, 0.125, 1/27, 1/64, ? , 1/216

In a row of boys, Rahul is 33rd from the left end. Rajat is 17 ranks to the right of Rahul. If Rajat is 35th from right end, then what will be the rank of Rahul from the right end?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

6, 10, 18, 34, ?, 130

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

56 ÷ 8 + 12 - 72 = ?

If FHNPKMEG means GOLF, then what does RTSUHJBDJL stand for?