Coding and Decoding Questions

If 16#2 = 16, 12#6 = 36 and 6#1 = 3, then find the value of 4#4 = ?

If 'W' means 'x', 'X' means '-', 'Y' means '+' and 'Z' means '/', then 28 Z 7 W 8 X 6 Y 4 = ?

If "A" means "subtraction", "B" means "division", "C" means "addition" and "D" means "multiplication", then

294 B 7 A 40 C 33 D 11 = ?

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

If 40@8 = 50, 30@3 = 100 and 10@2 = 50, then find the value of 20@5 = ?

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

Select the correct set of symbols which will fit in the given equation?

5 0 3 5 = 20

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

16 ÷ 4 x 8 - 10 + 14 = 12