Measurement, STD2 EQ-Bank 04 MC Kathmandu is 30\(^{\circ}\) west of Perth. Using longitudinal distance, what is the time in Kathmandu when it is noon in Perth? 10:00 am 11:30 am 12:30 pm 2:00 pm Show Answers Only \(A\) Show Worked Solution \(15^{\circ}\ =\text{1 hour time difference}\) \(\text{Longitudinal distance}\) \(=30^{\circ}\) \(\therefore\ \text{Time Difference}\) \(=\dfrac{30}{15}\) \(=2\ \text{hours}\) \(\text{Time in Perth}\ =\ 12\ \text{pm}\) \(\therefore\ \text{Time in Kathmandu}\) \( =\ 12\ \text{pm}\ -\ 2\ \text{hours}\) \(=\ 10:00\ \text{am}\) \(\Rightarrow A\)