Coding and Decoding Questions

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

18 + 26 - 25 x 10 ÷ 5 = 42

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

20 + 14 ÷ 35 - 10 x 12 = 10

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?

4 - 10 ÷ 5 x 4 + 12 = 16

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

12 + 8 - 25 ÷ 10 x 18 = 14

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

90 ÷ 10 + 5 - 6 x 4 = 28

If "+" means "minus", "x" means "divided by", "÷" means "plus" and "­" means "multiplied by", then

96 x 12 – 4 + 13 ÷ 21 = ?

If train is called bus, bus is called tractor, tractor is called car, car is called scooter, scooter is called bicycle, bicycle is called moped, which is used to plough a field ?