Coding and Decoding Questions

If the mathematical operator '/' means 'x', '+' means '-', 'x' means '+' and '-' means '/', then

24 + 48 - 12 x 4 / 2 = ?

If JAGUAR = HCEWYT then ELEPHANT = ?

If 3!5 = 30, 6!1 = 12 and 5!8 = 80, then find the value of 2!2 = ?

If 7*7 = 140, 6*1 = 70 and 3*5 = 80, then find the value of 4*4 = ?

If 7Ω6 = 84, 8Ω7 = 112 and 8Ω4 = 64, then find the value of 3Ω4 = ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

16 ÷ 8 - 5 x 2 + 6 = 9

If 9&4 = 50, 3&7 = -40 and 7&5 = 20, then find the value of 4&5 = ?

If 20#4 = -5, 50#25 = -2 and 80#16 = -5, then find the value of 10#2 = ?