The sum and product of the roots of the equation 2x ²

If 21st June 2007 was a Thursday, then what was the day of the week on 21st June 2011?

If digit 2 is interchanged with digit 1, then what will be the value of the following equation?

9 + 6 ÷ 4 × 21 – 5=?

In a certain code language, ‘DOING’ is written as ‘BQTOV’ and 'ZEBRA' is written as 'FAAKB'. How will ‘STORM’ be written in that language?

Select the correct option that indicates the arrangement of the given words in a logical and meaningful order.

1. Shirt piece

2. Thread

Select the option in which the given figure is embedded (rotation is not allowed).

The position(s) of how many letters will remain unchanged if all the letters in the word ‘ENTOMB’ are arranged in English alphabetical order? 

If ‘R @ S %T & U # V’, then how is R related to U?

Identify the figure given in the options that when put in place of the question mark (?) will logically complete the series.