The ages of turtles are normally distributed, with an average (mean) of 70 years and a standard deviation of 7. Approximately what percentage of the crocodiles are between 60 and 80 years old?

7.64%
84.72%
42.36%
57.76%

Awall map has a scale of 128 miles = 6 inches. the distance between springfield and lakeview is 2 feet on the map. what is the actual distance between springfield and lakeview? 384 miles 512 miles 1.13 miles 42.7 miles

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

Bring the fraction a/a-4 to a denominator of 16-a^2