U more than the sum of v and t

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Which expression is equivalent to 3^3 + 2^2?