Question

kim can a rent a boat from company A for $ 120 for the whole day .She can rent the same boat from company B for a fee of $ 40 plus $ 20 per hour . what is the number of hours at which the rental fees will be the same ?
Ms. Sue
120 - 40 = 80

80/20 = ?

Gregory
In a survey of 300 students,96 of them said that math is their favorite subject.