Step 1: Replace the operators with the given instructions. The expression becomes:
72.42 + 385.66 + 4976.387.
Step 2: Perform the addition:
Final Conclusion: The value of the expression is 5434.46, so the correct answer is (C) 5434.46.
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?