1. In a given​ year, residents of a country spent approximately ​$58.2 billion on their pets. Of this​ amount, ​$15.6 billion was for veterinarian bills. What percent of the total was spent on veterinary​ care?

2. Diners frequently add a​ 15% tip when charging a meal to a credit card. What is the total amount charged if the cost of the​ meal, without​ tip, is ​$21​?

1 answer

well, surely that would be
15.6/58.2 * 100% = ____%

21 + 0.15*21 = 21*1.15 = $_____