Math, asked by Nititajangam6818, 9 months ago

A और b मिलकर किसी कार्य को 20 दिन में कर सकते हैं a ने अकेले 10 दिन कार्य किया फिर शेष कार्य b ने 25 दिन में किया तो b अकेला इस कार्य को कितने दिनों में करेगा।

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Answered by UpjashanKaur

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