AP Police SI practice question
Meena can complete a piece of work in 10 days and Rohit can complete the same work in 22 days. Working together, in how many days will they complete the work?
From a AP Police SI Reasoning practice set · Reasoning
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Correct answer: (A) 6.88 days
Meena's 1-day work = 1/10; Rohit's 1-day work = 1/22. Together, 1-day work = 1/10 + 1/22 = 55/8. So time taken = 8/55 = 6.88 days.
हिंदी में प्रश्न
Meena एक काम को 10 दिनों में पूरा कर सकता है और Rohit उसी काम को 22 दिनों में पूरा कर सकता है। दोनों मिलकर काम करें तो वे काम कितने दिनों में पूरा करेंगे?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 6.88 days
Meena का 1 दिन का काम = 1/10; Rohit का 1 दिन का काम = 1/22। दोनों मिलकर 1 दिन का काम = 1/10 + 1/22 = 55/8। अतः समय = 8/55 = 6.88 days।
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