Mathematics · Work and Time
रीना, वीना और विमला एक काम को क्रमशः 4 घंटे, 8 घंटे और 12 घंटे में पूरा कर सकती हैं। एक साथ काम करते हुए वे उस काम को कितने समय में पूरा करेंगी?
- 12 2 11 घंटे✓
- 23 2 11 घंटे
- 35 2 11 घंटे
- 42 11 घंटे
सही उत्तर देखें
2 2 11 घंटे
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