Which quantity is proportional to 15/3

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?

How do newtons third law of motion demonstrates on a rollar coster