Direction: Study the following table carefully and answer the given questions. Table shows the of passed students in four schools and ratio between passed boys and girls among them. The ratio between failed boys and girls is reverse of passed ratio between them.

Q:

Find the approx average number of passed students in all the schools together.

• 1
  873
• 2
  843
• 3
  833
• 4
  863
• 5
  853