We are given the expression:
56 + 20 − 19
According to the given information:
Thus, the expression becomes:
56 × 20 + 19
Now, calculate step by step:
Thus, the value of 56 + 20 − 19 is 1139.
Conclusion: The correct answer is (c) 1139.





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?