A population of 60 foxes in a wildlife preserve doubles in size every 14 years. The function y = 60.24, where x is the number of 14-year periods, models the population growth. How many foxes will there be after 28 years?

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units