Micheal with drew $60 from his checking account. what does 0 represent?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )