The ratio of boys to girls in a school is 5:4 . Check all statements that must be true based on the statement above. If none of the statements is true, check "None of the above". There are exactly 5 boys and exactly 4 girls in the school. For every 4 girls in the school, there are 5 boys. For every 4 boys in the school, there are 5 girls. For every 5 boys in the school, there are 4 girls. None of the above