Multiple Representations The table shows the approximate population and areas of five states. Population density is the number of people per square unit of an area.

a) Numbers Find the population density of each state. Round to the nearest tenth.

b) Graph Make a bar graph of the five population densities.

c) Words Connecticut has about the same population as Iowa, but its area is 4,875 square miles. Without calculating, compare Connecticut's population density to Iowa's. Justify your answer.

Find the Error Julie wrote the rate $108 in 6 weeks as a unit rate. Find her mistake and correct it.

Persevere with Problems The ratio of red jelly beans to yellow jelly beans in a dish is 3:4. If Greg eats 3 red jelly beans and 6 yellow ones, the ratio is 4:5. How many yellow jelly beans were originally in the dish?

Justify Conclusions If you travel at a rate of 45 miles per hour, how many minutes will it take you to travel 1 mile? Justify your response.