A bacteria culture grows with constant relative growth rate. The bacteria count was 2560 after 4 hours and 163840 after 8 hours. 1.Find the relative growth rate (the constant of proportionality).
2.Find the initial population.
3.Find an expression for the number of bacteria after t hours.
4.Find the number of bacteria after 5 hours.
5.Find the rate of growth after 5 hours.
6.When will the population reach 75000?

The jurassic zoo charges $14 for each adult admission and $5 for each child. the total bill for 77 people from a school trip was $565. how many adults and how many children went to the zoo? i

Find the amount in a continuously compounded account for the given condition. principal: $1000, annual interest rate: 4.8%, time: 2 yr

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.