You bought a dozen roses at safeway, but you had coupon that took the total cost down from $15.00 to $10.50. find out what percent off the coupon was for. use a ratio table or a tape diagram.

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)