The function y=180,000(1.2)^t represents the attendance, y, at a music festival t years after 2010. how many people attended the festival in 2015? round to the nearest whole number.

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.