question_answer

50 boxes of equal weight are loaded on a Carry Van. 5 more boxes weighing 105 kg each were later added, making the average weight of all 55 boxes is 95 kg. The weight of each of the 50 boxes initially loaded was:    ___

A)               

B)  

C)                           

D)  

Correct Answer: B

Solution :

 Sum of all 55 boxes Sum of last five boxes     Weight of each of 50 boxes initially is