r/t = (r/s)(s/t) = (1/2)(3/4) = 3/8
The answer is (B).
Anna L.
asked 07/16/15
Get a free answer to a quick problem.
Most questions answered within 4 hours.
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
Anna L.
07/16/15