Coding and Decoding Questions

Answer the questions based on the below information.

If '+' is 'x', '-' is '+', 'x' is '/' and '/' is '-' then 6 + 7 x 3 - 8 / 20 = ?

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

17 x 6 + 2 - 9 ÷ 2 = 44

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

20 + 12 x 35 - 20 ÷ 10 = 31

 If 3@7 = 20, 8@1 = 18 and 6@5 = 22, then find the value of 4@4 = ?

If 7∆6 = 84, 1∆4 = 8 and 2∆3 = 12, then find the value of 8∆4 = ?

If in a certain language if ENTRY is coded as 12345 and STEADY is coded as 931785, then state which is the correct code for below word. NEATNESS

If 2%1 = 30, 6%2 = 80 and 2%5 = 70, then find the value of 4%1 = ?

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