question_answer

Direction: Choose the most appropriate option.

The average weight of three men 'X'. T and 'Z' is 75 kg. Another man 'A joins the group and the average weight now becomes 80 kg. If another person 'B' whose weight is 5 kg more than 'A replaces 'X', then the average weight of T, 'Z', 'A and 'B' will be 85 kg. What is the weight of 'X'?

A) 80kg         

B) 84kg

C) 82kg         

D) 78kg