Bruno the dog ate 3 1/2 snack bones each day for a week. How many bones did Bruno eat that week?

Convert 2000 swiss francs to dutch guilders

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?