12% of the books in the public library are mathematic books if there are 90,000 books in the library find the number of mathematics books

What is the size of the matrix resulting from

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

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose