1.  How is the Earth's population changing? 2.  How many people are currently living on Earth?

3. What are some reasons why the population of the world increased so dramatically? Use examples.
4. Describe what you might find in a rural area.

5. Describe what you might find in a urban area.​

As part of an annual fundraiser to raise money for diabetes research, diane joined a bikeathon. the track she biked on was 1,920 yards long. diane biked 38.5 laps. her sponsors agreed to donate an amount of money for each mile she biked. how many miles did she bike? first fill in the blanks on the left side using the ratios shown. then write your answer. given ratios: 5280ft / 1 mi , 1 mi /5280 ft , 1,920 yards / 1 lap , 1 lap / 1,920 yards , 3 ft / 1 yard , 1 yard / 3 ft. blanks: 38.5 laps / 1 yard x (blank) x (blank) x (blank) = (blank) miles i'm really confused on how to do this, and the explanations aren't exactly . if you could walk me through how to do this, it would be greatly appreciated.

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Find the slope of the line passing through a pair of points