The average weight of 47 balls is 4 g. if the weight of the bag (in which the balls are kept) be included; the calculated average weight per ball increases by 0.3 g. What is the weight of the bag?

• ক None of these ✅ সঠিক উত্তর
• খ 14.4 g
• গ 14.8 g
• ঘ 15 g