5. Se desea comprar una maquina nueva para un proyecto de mejora en un proceso de ameses, si la inversión inicial que se hará es de $100.000, con una
vida del proyecto a 4 años, los ingresos que el uso de dicha maquina nos
ofrecerá es de $ 55000 por año y los costos de $25 000 pesos Considere una
TREMA del 16%
a. Determinar si es conveniente comprar dicha maquina calculando TIR y de
sus conclusiones

And explain how you got it so i can understand future problems : 3

/is used for a fraction 1) if x = 2/3 and y = 3/4, what is the value of (x + y) (x/y) expressed as a common fraction? 2) what is the least positive integer greater than 1 that leaves a remainder of 1 when divided by each of 2, 3, 4, 5, 6, 7, 8, and 9? 3) the ponde family's powerjet pumps 420 gallons of water per hour. at this rate, how many gallons of water will it pump in 45 minutes? 4) kim's insurance company pays 80% of the cost of all prescription medication she purchases in a year beyond the first $250 worth of prescriptions. her prescriptions for this year cost a total of $570. how many dollars of this amounts will kim's insurance company pay?

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?