Who co-founded Duolingo?, Elon Musk, Luis von Ahn, Jeff Bezos, Tim Cook, Duolingo launched publicly in which year?, 2010, 2011, 2012, 2014, What animal is Duolingo’s mascot?, Penguin, Owl, Fox, Parrot, Duolingo uses which business model?, Subscription-only, Freemium (free + paid premium), Nonprofit charity, One-time purchase, According to the video, Duolingo reached a valuation of approximately:, $750 million, $3 billion, $7.7 billion, $15 billion, What strategy keeps users coming back daily?, Long grammar lectures, Gamification (streaks, XP, leaderboards), Printed worksheets, Live Zoom classes, Why can Duolingo grow even though most users don’t pay?, Government funding, Investors donate profits, Ads + small percentage of premium subscribers, It doesn’t make money, What method does Duolingo constantly use to improve the app?, A/B testing, Guessing trends, Annual teacher meetings, Focus groups only, Which additional product helps Duolingo earn revenue?, Duolingo Travel Agency, Duolingo TV Channel, Duolingo Laptops, Duolingo English Test, What is Duolingo’s main mission?, To replace schools, To make language learning fun and accessible to everyone, To sell premium subscriptions, To compete with social media apps
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