Coding and Decoding Questions

In a certain code, TRIPPLE is written as SQHOOKD. How is EXOTIC coded in that code?

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

16 x 4 - 10 + 2 ÷ 12 = 18

If "A" denotes "addition", "B" denotes "divided by", "C" denotes "multiplication" and "D" denotes "subtraction", then

96 B 12 C 4 A 8 D 32 = ?

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

16 x 4 - 10 + 10 ÷ 6 = 54

Which one of the following interchanges in signs and numbers would make the given equation correct?

3 + 5 - 2 = 4

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

15 x 2 + 10 - 8 ÷ 20 = 15

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

13 - 14 ÷ 30 x 7 + 15 = 13

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