nak
Step 1: Compare the given coded sentences:
Step 2: The word "we" is in both sentences and maps to "mak".
Step 3: "Indians" is in the first sentence and also appears in "indians like peace" (coded as "dak sok peak"), so "indians" must be "dak".
Step 4: The only remaining word, "are", is coded as "nak".
Arun’s present age in years is 40% of Barun’s. In another few years, Arun’s age will be half of Barun’s. By what percentage will Barun’s age increase during this period?