Verbal Reasoning - Mental Ability Questions

Some books are arranged one above the other. If a book is at 18th position from the top and 5th position from bottom then the total number of books is

The average temperature of a town in the first six days of a month was 41 degC and the sum of the temperatures of the first five days of the same month was 201 degC. What was the temperature on the sixth day of the month?

If "P" denotes "multiplied by", "R" denotes "subtracted from", "S" denotes "added to" and "Q" denotes "divided by", then 6 P 7 S 169 Q 13 R 5 = ?

In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.

17 x 18 ÷ 30 - 20 + 14 = ?

Select the related word/letters/number from the given alternatives.
APPARENT : RENTAPPA : : MUSCULAR : ?

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

MN_NOM_OPM_OP_

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the followingquestion. 8 ÷ 14 - 20 + 5 x 2 = ?

Raju walks 4 km towards East. Then. he turns left and walks another 3 km. In which direction and at what distance is he from his initial position?