Mathematics · Time and Work
पाइप A अकेला एक खाली टैंक को 15 घंटे में भर सकता है, और पाइप B अकेला उसी टैंक को 27 घंटे में भर सकता है। यदि दोनों पाइप एक साथ खोल दिए जाएं, तो टैंक के आधे हिस्से को भरने में कितना समय लगेगा?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1928 घंटे
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428 घंटे
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