Jones Elementary School has 540 students. If 70% of the students walk to school, then how many students walk to school?

Franco wants to double the volume of the cone. what should he do?

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?