Mumbai, Oct. 22 -- The initial public offering of Jio Platforms was fully sold out on the first day of bidding on Wednesday, keeping billionaire Mukesh Ambani's digital venture on track to complete India's largest-ever listing. The much-anticipated offering was subscribed three times, according to data on BSE's website with the issue fully subscribed within 100 minutes. Taken together with the commitments by anchor investors earlier this week, the IPO has attracted about Rs.77,892 crore.P11...