The EFB stand for

In the following problem, = stands for div + stands for - xx stands for = - stands for gt gt stands for + lt stands for xx div stands for lt When these new symbols are substituted, only one will be wrong. Identify the wrong one.

If + stand for division - stands for equal to xx stands for addition + stand for greater than = stands for less than gt stands for multiplication lt stands for subtraction then of the given alternative which one is correct?

B' stands for addition, 'G' stands for subtraction, 'E' stands for multiplication, 'C' stands for division, 'D' stands for equal to, 'A' stands for greater than, 'F' stands for less than. In each of the four alternatives, only one expression is correct according to the letter symbol. Identify that expression.

If A stands for +, B stands for - ,C stands for xx , then what is the value of (10 C4) A (4 C 4 ) B 6?

If 'A' stands for '+', 'B' stands for '-', 'C' stands for 'xx' , what is the value of (10C4) A (4C4) B16 = ?