Find the distance between two points ( -1,1) and (4,-3)

In his stamp album ,jamal has 48 new stamps and 72 used stamps. which ratio can be represented by 3/5

As a salesperson you get $23/ day and $3.60/each sale you make. if you want to make at least $84. in one day, how many sales would need to make? a 15b 16c 17d 18

7. carlos martin received a statement from his bank showing a balance of $56.75 as of march 15. his checkbook shows a balance of $87.37 as of march 20. the bank returned all the cancelled checks but two. one check was for $5.00 and the other was for $13.25. how much did carlos deposit in his account between march 15 and march 20?