There are 45 questions on allison's english test. the multiple choice questions are worth 2 points each, and the short answer questions are worth 5 points each. the entire test is worth 120 points. let x=multiple choice questions, and y=short answer questions. how many short answer questions are on the test?

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.