Simple math, i don’t know the answer or how to do it, someone help, click on pic?

Write a division equation you could use to find a, the number of miles ava is in charge of. what is the value of a? write your answer is simplist form

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%

Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?