The number of kilograms of water in human body varies directly as the mass of the body. a 96 kg of water. how many kilograms of water are in a 60kg person?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

W-16=-12 solve each one step equation plz

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same