Jane biked 34 mi in 2 h. At this rate, how far could she bike in 5 h?

34 * 5 / 2 = 170 / 2 = 85 mi

A. a4?

85 miles

To find out how far Jane could bike in 5 hours at the same rate, we need to calculate her average speed first.

Jane biked 34 miles in 2 hours. So, we divide the total distance (34 miles) by the time taken (2 hours) to find her average speed:

Average Speed = Distance / Time = 34 miles / 2 hours = 17 miles/hour

Now that we know Jane's average speed is 17 miles per hour, we can use this rate to determine how far she can bike in 5 hours by multiplying her average speed by the time:

Distance = Average Speed x Time = 17 miles/hour * 5 hours = 85 miles

Therefore, Jane could bike approximately 85 miles in 5 hours at the same rate.