If $$ {x=a^{2\over3}-a^{-2\over3}}$$ then the value of $$ {x^{3}+3x}$$.

Which country will host the 2019 World Kabaddi Cup?

Who has recently been appointed as an honorary member of WHO's Global Air Pollution and Health-Technical Advisory Group?

When was the Santhal Paragana Tenancy Act passed?

Directions : In the questions given below a sentence is given with two blanks in each. Corresponding to each question two columns are given with three words in each column. Which combination of words from the two columns will perfectly fit into the blanks to make the sentence contextually correct and meaningful.

The CBI says there was no proper response to the earlier_____ it sent to the Police Commissioner, and alleges that he could have destroyed evidence that was initially gathered by the Special Investigation Team that he had ______ in the initial stage of the probe.
Column I                                                Column II

A. Declaration                                     D. Supervised

B. Summonses                                   E. Govern

C. Command                                       F. Administered

Direction : What value should come in the place of question mark (?) in the following questions?

23 × 45 ÷ 15=?

Hanging Garden is located at which place?

Praja Mandal was established in which princely state first among the Rajasthani princely states?