Refer to the data below and answer the questions that follow.
There is a race between Sagar and Sapna. Both of them Delhi. Sagar started on a bike with a speed of 40 km/h and Sapna has started in a car with a speed of 60 km/h from Mumbai to Delhi. After 3 h of the journey there was a snag in the car. She tried to repair the car but in vain. Afterhalf an hour she got a lift for another 500 km in a truck, which was travelling with a speed of 45 km/h. From there Delhi was at a distance of 200 km on road, instead, Sapna took a shorter route which was only 100 km away from Delhi. She started running at the speed of 30 km/h on the shorter route to reach Delhi.
How much time did Sapna take to reach Delhi?