Identify the number that does NOT belong to the following series.
47, 51, 57, 65, 69, 76, 83 

In a certain code language, if YELLOW is written as BLUE, BLUE is written as RED, RED is written as GREEN, GREEN is written as WHITE and WHITE is written as ORANGE, then in the same code language, what is the colour of human blood? 

What will be the value of the given expression if ‘A’ means ‘+’, ‘B’ means ‘–’, ‘C’ means ‘×’, and ‘D’ means ‘÷’?
 35 A 25 B 12 C 25 D 5 

In a certain code language, 'ROBST' is written as 'QPYLO' and 'POLAR' is written as 'OXILM'. How will 'GUJRT' be written in that code language? 

Seven boys A, B, C, D, E, F and G are sitting in a row, facing towards the north (not necessarily in the same order). E is at one of the ends. A is fifth to the left of E. B is not the immediate neighbour of A or E. C is third to the left of B. Only D is sitting between A and B. Only two boys are sitting between D and F. Which of the following statements is/are correct?
 I. G is to the immediate left of D.
 II. A and B are the neighbours of D

In a certain code language, '471' means 'Hair is White', '726' means 'White Her Cow', and '639' means 'Cow gives Milk'. What is the code for 'Her' in that language? 

Select the option that is related to the third number in the same way as the second number is related to the first number and the sixth number is related to the fifth number.
97 : 2 :: 63 : ? :: 74 : 3 

After interchanging which two numbers (not digits) will the value of the given expression be ‘81’?
 798 + 27 – 719 ÷ 6 × 5