Which command is used to perform arithmetic operations

Select the option which is related to the third term in the same way as the second term is related to the first term.

RKP : VHS :: UJM : ?

What will come in place of '?' in the following equation, if '+' and '–' are interchanged and '×' and '÷' are interchanged. 

Which figure should replace the question mark (?) in the following series to continue the pattern?

Which of the following terms will replace the question mark (?) in the given series?

DCZ, FFY, ?, JLW, LOV

Select the option that represents the correct order of the given words as they would appear in an English dictionary.

1. Meconium

Choose the next number in the series.

55, 66, 88, 121, 165,?

If 'when' means 'x', 'she' means '+', 'will' means '+' and 'come' means, then what will the value of " 8 when 12 will 16 she 2 come 10 "?

Select the option figure in which the given figure (X) is embedded as its part (rotation is NOT allowed)