In April 2026, which Indian state became the first to launch 'Air-Taxi' services using electric Vertical Take-Off and Landing (eVTOL) aircraft for inter-city travel?
In April 2026, which country officially launched the 'Digital Nomad Passport 2.0', allowing remote workers to pay taxes in their home country while residing there for up to 3 years?
The ratio of the incomes of three persons is 4:5:6. If their total income is ₹45,000 and they pay income tax at the rate of 10%, 20% and 30% respectively, what is the ratio of their net incomes?