Harry starts from \(A\) at a speed of \(60 \,\text{miles/hr}\) at \(5{:}00\text{ am}\). At \(5{:}30 \text{ am.}\) Jack

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Harry starts from \(A\) at a speed of \(60 \,\text{miles/hr}\) at \(5{:}00\text{ am}\). At \(5{:}30 \text{ am.}\) Jack starts from the same point but at the speed of \(90 \,\text{miles/hr}.\) At what time will jack be \(120\) miles, ahead of Harry?

A. \(9{:}45 \,\text{am}\)
B. \(10{:}30 \,\text{am}\)
C. \(10{:}40 \,\text{am}\)
D. \(11{:}30 \,\text{am}\)
E. \(11{:}40 \,\text{am}\)

OA B