Last year there were 380 students at woodland middle school . this year, the student population will increase by 5% what will be the schools increased student population?

Math each whole number with a rational, exponential expression

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288

Taber invested money in an account where interest is compounded every year. he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?