The correct verb form here is "was hit" because the subject "Raghu" is singular, and it is in the past tense.
Thus, the correct verb form is "was hit," making the sentence: "Raghu was hit just under his eye."
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?