15. Se requiere subir, con velocidad constante, un cuerpo de 4 kg sobre un plano inclinado que forma un ángulo de 30° con la horizontal. Determina la fuerza que se debe aplicar si
se tiene un coeficiente de rozamiento cinético de 0.1.
F= 23 N

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?