Question

Yadi ek samuh ke 200 madon ka maadhya 55 h,tatha is samuh ke 80 madon ka madhya 61 h,to baki 120 madon ka maadhya kya hoga??

Answer 1

Answer:

51

Step-by-step explanation:

120 Madon Ka maadhya = (200×55 - 80×61 )/120

= (1100 - 488)/12 = 612/12 = 51