Question 3

# In a code language, 54831 is coded as 63922. What will be the code for 86274 in that language?

Solution

In 54831 ,each digit is added with (+1,-1,+1,-1,+1,-1) pattern.

$$5+1=6\ \ 4-1=3\ \ 8+1=9\ \ 3-1=2\ \ 1+1=2.$$

Option C is correct.