A rat population is estimated to be 420, and it is growing at a weekly rate of 10%.

Which is the best prediction of when the rat population will reach 3500?

during the 8th week

during the 12th week

during the 19th week

during the 22nd week

Just tell me how to set up the equation.

How many solutions does the nonlinear system of equations graphed below have?

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?