Pablo runs 7 miles in 80 minutes. At the same rate, how many miles would he run in 64 minutes?

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

Can someone tell me if this is perpendicular? !