3 ms·
90mph is 50% faster than 60mph. 17/time is 70% faster than 10/time. You're describing "in 70% less time", not "70% faster".
by LanceH 4y ago
90mph is 50% faster than 60mph. 17/time is 70% faster than 10/time.
You're describing "in 70% less time", not "70% faster".