Agustina, Betina y Camila fueron juntas a comprar un regalo de cumpleaños. Agustina llevaba $ 1000 y pagó el regalo. El regalo costó $ 840. Repartieron el gasto en partes iguales. Betina le dio su parte. Camila sólo le dio la mitad de su parte. ¿Cuánto dinero le quedó a Agustina?

The product of two negative rational numbers is always zero sometimes zero never zero

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?