An equal number of girls and boys went to a party. The ratio of the number of girls who wore spectacles to the number of boys who wore spectacles was 11:3. The ratio of the number of girls who did not wear spectacles to the number of boys did not wear spectacles was 3:5

a) Find the ratio of the number of boys who wore spectacles to the number of boys who did not wear spectacles.
b) There were 7 times as many girls as boys who left the party. The ratio of the number of girls to the number of boys who remained at the party became 35:38. If there were 560 girls remaining at the party, how m

Question

An equal number of girls and boys went to a party.  The ratio of the number of girls who wore spectacles to the number of boys who wore spectacles was 11:3.  The ratio of the number of girls who did not wear spectacles to the number of boys did  not wear spectacles was 3:5

a)	Find the ratio of the number of boys who wore spectacles to the number of boys who did not wear spectacles.
b)	There were 7 times as many girls as boys who left the party.  The ratio of the number of girls to the number of boys who remained at the party became 35:38.  If there were 560 girls remaining at the party, how m