Andrew ran 20 miles last week(at the same pace) and spent a total of 150 minutes running. If he runs for 240 minutes this week, at the same pace as last week, how many miles will he complete?

Abari owns 100 shares of stock a and 45 shares of stock b. for the past month, his stocks have been fluctuating inversely. stock a decreased by m cents per share and stock b increased by n cents per share. which equation can be used to find the total change in value of jabari's shares per month?