Giving brainliest to first serious answer!! (advanced math) What is the formula Aₙ(t) for total balance of compounding n times a year at APR r?

The formula for compound interest is P (1 + r/n)^(nt), where P is the initial principal balance, r is the interest rate, n is the number of times interest is compounded per time period and t is the number of time periods

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

2 1/2 feet

step-by-step explanation: