Coding and Decoding Questions

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?

8 ÷ 2 - 50 x 6 + 16 = 50

If 60#40 = 10, 40#20 = 6 and 60#90 = 15, then find the value of 40#30 = ?

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

330 B 6 A 32 C 45 D 12 = ?

If A=C , B= D , C = E and so on, code the following:-

‘STUDENT’

If UPTO is coded as PTUO, how is CANT coded?

If 70!10 = -7, 70!5 = -14 and 40!4 = -10, then find the value of 20!2 = ?

If "#" means "subtraction", "&" means "division", "@" means "addition" and "%" means "multiplication", then

132 & 3 # 10 @ 20 % 2 = ?