a bank account balance, in dollars, is modeled by the equation f(t)=1000*(1.08)^T where t is time measured in years. about how many years will it take for the account balance to double

What is the answer to this problem 7 * 5/6

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.