In a school, 60% of boys and 40% of girls participated in a

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The question given below has two statements along with it. You have to determine which of the statement/s is/are sufficient/necessary for answering the question and mark your answer accordingly.

In a school, 60% of boys and 40% of girls participated in a sports. How many boys are there in the school?
I. More than 300 boys are there. 120 girls participated in the sports.
II. The number of girls is there in the school is 25% more than the number of boys is participated in the sports.

[IBPS PO mains 2017]

A The data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.

B The data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.

C The data either in statement I alone or in statement II alone are sufficient to answer the question.

D The data in both the statements I and II together are not sufficient to answer the question.

E The data in both the statements I and II together are necessary to answer the question.