The infamous 'Code Red' worm exploited vulnerabilities

If ‘A’ means (×), ‘B’ means (÷), ‘C’ means (-), and ‘D’ means (+), then what is the value of the expression:

Statements:

J > G = Y ≥ K = S; L < T = I ≤ P ≤ E = K

Conclusions:

I. G > T

II. T = G

If ‘@’ means (-), ‘#’ means (+), ‘%’ means (÷), and ‘&’ means (×), then what is the value of the expression:

If '+' means '-', 'X' means '+', '-' means '÷', and '÷' means 'X', then what is the value of the following expression?

Select the correct combination of mathematical signs to replace the '@' signs and balance the given equation.

22 @ 6 @ 18 @ 17 @ 2

If “+” means “minus”, “×” means “divided by”, “÷” means “plus”, and “-“ means then “multiplied by”

If ‘A’ means (÷), ‘B’ means (×), ‘C’ means (+), and ‘D’ means (-), then ____ is the value of the expression.

Select the correct combination of mathematical signs to replace the * signs and balance the given equation.

5 * 15 * 320 * 2 * 45 = 190