When a train crosses a stationary point (like a man or a pole), the distance covered is the length of the train. When two trains cross each other in opposite directions, the total distance is the sum of their lengths, and the relative speed is the sum of their individual speeds.
Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is ____.
Asked in KPSC KAS Prelims 2017 · Topic: Tertiary Sector (Key Sub-sectors within Services: Overview and Interlinkages)
More Economic Development questions
- National Commodity and Derivatives Exchange (NCDEX) announced the commencement of trading in the country’s first agriculture futures index called:
- Which one of the following is correct with respect to Pawan Hans?
- During 2006-2010, which of the following service sectors registered fastest growth in India ?
- RERA stands for :
- In India, Service Tax was first introduced in the year
- Arrange the following schemes in chronological order from the year of launch : (1) Make in India (2) National Skill Development Mission (3) Startup India (4) Prime Minister's Employment Generation Programme Choose the correct answer from the options given below :
- According to the Travel and Tourism Competitiveness Index (TTCI) 2017 released by the World Economic Forum, among the 136 economies across the world, India ranked
- Under the ‘Campaign Clean India’, an initiative of Ministry of Tourism, ONGC has adopted six monuments/tourist destinations in India. Which of the following is not one amongst these ?