Sonia left her house and went 4 km east then she turned left and walked 6 km. Then she turned right and walked 4 km. How far is he from the departure point?

Select the diagram that correctly represents the relationship between the given squares.
Paper, Books, Stationery

If each of the letters in the English alphabet is assigned odd numerical value beginning A=1, B=3 and so on, what will be the total value of the letters of the word INDIAN?

In a certain code, REFRIGERATOR is coded as ROTAREGIRFER. Which word would be coded as NOITINUMMA? 

How many such pairs of letters are there in the word REGIONAL, each of which has as many letters between them in the word (in both forward and backward directions) as they have between them in the English alphabetical series?

If in a certain language, COVET is written as FRYHW, then the code ‘SHDUO’ is used for which word?

If 'black' means 'pink', 'pink' means 'blue', blue means 'white', 'white' means 'yellow', 'yellow' means 'red' and 'red' means 'brown', then what is the colour of clear sky ? 

In which liquids, metals, and gases are displayed.