Given \cos\theta=-\frac{\sqrt{8}}{3}cosθ= −
3
8



and angle \thetaθ is in Quadrant II, what is the exact value of \sin\thetasinθ in simplest form? Simplify all radicals if needed.

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same