Question
In the question given below, there is a sentence in which
one part is given in bold. The part given in bold may or may not be grammatically correct. Choose the best alternative among the four given which can replace the part in bold to make the sentence grammatically correct. If the part given in bold is already correct and does not require any replacement, choose option (5), i.e. “No replacement required” as your answer. Despite repeated reminders, the company isn’t submitted the compliance report yet.Solution
“Isn’t submitted” is incorrect. The correct tense here is present perfect to show an action not completed till now. Hence, “ hasn't submitted ” is correct.
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A box has 80 Red, 40Blue and 40 Black Balls. 25% of Red Balls and 50% of Blue Balls are taken away, percentage of Black balls at present is
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