Algn me puede resolver este problema?? El doble de la edad de sara coincide con la cuarta parte de la de su padre. Dentro de 2 años las edad de Sara será la sexta parte de la de su padre. ¿Que edad tiene cada uno?

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.