Answer these questions and show your work to be brainliest

1. what percent of 20 is 40?

2.dalia saved 3000 last year. she saved 600 in the month of january. what percent of the total amount of money she saved last year did dalia save in the month of january

3.ana completed 40% of her homework assignment her assignment contains 30 math problems how many math problems does ana need to complete?

4.annabelle picked 65 apples at a local orchard 40% of the apples were green apples how many green apples did annabelel pick?