Un oftalmólogo necesita preparar 10 ml de una solución oflalmica al 8% de activo dispone de dos soluciones una al 12% y otra al 6% respectivamente qué cantidad de cada una de estas deben mezclar para obtener los misión que necesita

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?