Can someone explain how to write a rule for this table.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Amayoral candidate would like to know her residents’ views on a tax on sugar drinks before the mayoral debates. she asks one thousand registered voters from both parties. these voters are an example of a census population convenience sample simple random sample

Use corrrct notations to name the sides