Tres amigos. se van de viaje y quieren. alquilar un coche durante un fin de semana. Han calculado que cada uno tendra que pagar en total 600 pesos por el alquiler del coche.

Antes de reservar se apuntan dos amigos mas
cuanto tendrian que pagar cada hora?​

At the county fair, animals are judged for the quality of their breeding and health. the animal pens are arranged in an array, with one animal in each pen. a barn can hold at most 10 rows of pens and at most 6 pens in each row, with room for people to walk around them. what different ways can the planners of the county fair arrange the pens for the horses and cows in the same barn?