Samuel ha depositado los números del 1 al 9 en una bolsa negra. la probabilidad de meter la mano y sacar un número impar es: La materia es estadistica solo que no me aparece en las opciones.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.