Officer brimberry wrote 24 tickets for traffic violations last week, but only 15 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent. answer right away!

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt

Can someone me find the original price? the discount is 5% and the sale price is $68.40