Eric runs 7 miles in 47 minutes. how many miles does he run per minute? (b)jane bought 25 pounds of flour for 10 . how many pounds of flour did she get per dollar?

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

How to do this , and can some one explain

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?