If "÷" denotes "multiplied by", "+" denotes "subtracted from", "x" denotes "added to" and "–" denotes "divided by",then
12 – 6 + 28 × 3 ÷ 9 = ?

PROCRASTINATE 

Which group of letters will complete the given letter series by sequentially placing the blank space?
M_OMMN_M_NOMMN_M

Find the next digit in the following series.
10, 16, 25, 37, ?

Find the odd letters from the given alternatives.

Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number.

23 : 72 :: 38 : 117 :: 46 : ?

The below series uses a sequence of alphabets and numbers. Identify the incorrect combination: 

(i) FT85DF77ER

(ii) FT85DF77ER

(iii) FT85DE77ER

(iv) FT85DF77ER

Select the Venn Diagram that best represents the relationship between the following classes.
class, student, teacher