February 23, 2017

Homework Help: Math

Posted by Grace on Tuesday, July 2, 2013 at 4:55pm.

An airplane traveled a distance d in t hours, where r>1, and arrived one hour late. The airplane would have arrived on time if it had traveled at what rate per hour?
a. t-1
b. d/t-1
c. d/t+1
d. d/t-1
e. d/t+1

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