The map scale on a map is ½ inch represents 200 miles. If the distance measured between two cities on the map is 4 inches, what is the actual distance between the two cities?

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the sunflower? ? plz write a proportion to solve i will give you 100 points