Mathematics · Time and Work
A एक निश्चित कार्य को 4 मिनट में, B 5 मिनट में, C 6 मिनट में, D 10 मिनट में और E 12 मिनट में पूरा कर सकता है। उनके द्वारा प्रति मिनट पूरे किए गए कार्य की इकाइयों की औसत संख्या क्या होगी?
- 11.20
- 20.80
- 30.40
- 40.16✓
सही उत्तर देखें
0.16
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