If a man walks to his office at ¾ of his usual rate, he reaches office 1/3 of an hour late than usual. What is his usual time to reach office?
Choose the correct option.
A) 1 hour  B) 6 hours  C) 8 hours  D) 2 hours  E) 9 hours
Speed Ratio = 1:3/4 = 4:3   Time Ratio = 3:4   1 -------- 1/3   3 --------- ? è   1 hour   1 hournswer:1 hour
<result>A</result>
If a man walks to his office at ¾ of his usual rate, he reaches office 1/3 of an hour late than usual. What is his usual time to reach office?