What's the product of 19 and 6.3

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid