Please help me answer this question

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week