1) Miss Kelley and Mr. Peabody have 25 and 36 children in their classrooms, respectively.
The ratio of boys to girls in Miss Kelley's classroom is 3:2 and the ratio of girls to all the
children in Mr. Peabody's classroom is 1:3. If the two classes are combined, what is the
ratio of girls to boys?
2) An Item was marked up 25% and then this price was marked down 20%. What is the net
effect of these two markings?