The anderson's drove 175 miles in 3 1/2 miles. what is their average driving rate, in miles per hour? at this rate, how many miles will theandersons drive in 8 1/2 hours? what is the anderson's driving rate in feet per second? round to the nearest tenth

50 mph, 450 mi, 73.3 ft/sec

Step-by-step explanation:

Part 1:

Find the unit rate (which here is mph).

 175 mi

= 50 mph

3.5 hrs

Part 2:

In 8.5 hrs, the Andersons can expect to cover (50 mph)(8.5 hr) = 425 mi

Part 3:

50 mph       88 ft/sec

*   = 73.33 ft/sec, or 73.3 ft/sec to the nearest tenth.

      1              60 mph

step-by-step explanation: