In the year 2008, there were 850 pupils in a school of whom

In the year 2008, there were 850 pupils in a school of whom were boys. In the year 2009, ten girls joined the school and twenty boys transferred to another school. What was the ratio of boys to girls in the school in the year 2009?

A. 3:2
B. 53:33
C. 13:8
D. 7:5

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The correct answer is 7 : 5 [ D ]

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Wilfykil answered the question on July 31, 2019 at 13:03

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