8. [-/12 Points] DETAILS UWAPRECALC1 12.P.012. MY NOTES The cities of Abnarca and Bonipto have populations that are growing exponentially. In 1980, Abarca had a population of 29,000 people. In 1990, its population was 35,000. Bonipto had a population of 34,000 in 1980. The population of Bonipto doubles every 55 years. (Round your answers to the nearest whole number.) (a) How long does it take the population of Abarca to double? yr (b) How long will it take for Abarca's population to equal that of Bonipto? yr Additional Materials Reading