Which letter is midway between the 13th letter from the left and the 4th letter from the right in the sequence given below?USBEYFHKOPRAWCGJMQDIVLNTXZ
If '@' means ‘×’, ‘C’ means ‘+’, ‘%' means ‘+’ and ‘$’ means ‘−’, then what is the value of6%12C3@8$3?
What should come in place of the question mark (?) to establish that T is the sister-in-law of Q in the given expression? R % T * P ? Q • V
Which number will come at the place of E in the given pattern?
In the three intersecting circles given below, the numbers in different sections indicate the number of persons speaking different languages. How many persons speak only two languages?