जिस कार्य को A अकेले 23 दिनों में कर सकता है ? A is 30% more efficient than B. how much time will they working together

 
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Time and Work – 8 | कार्य तथा समय

October 22, 2018

A, B से 30% अधिक कार्य कुशल है । वे एक साथ एक काम को कितने समय काम पूरा करेंगे, जिस कार्य को A अकेले 23 दिनों में कर सकता है ? A is 30% more efficient than B. how much time will they working together, take to complete a job which A alone could have done in 23 days? (A) 11 Days (B) 13 Days (C) 20  Days (D) none of these A एक काम को 12 दिन में करता है । यदि B, A से 60% अधिक कुशलView Page