Question

212. The average weight of 8 articles is 25 kg. If the average
weight of 3 of them is 20 kg, then what is the average
weight of rest of the 5 articles?
(a) 26 kg
(b) 27 kg
(C) 28 kg
(d) None of the above​

Answer 1

Answer:

28

Step-by-step explanation:

25*8=20*3+5x

x=28 kg

Answer 2

Answer:

(d) option is correct because if the average weight of 3 articles is 20 kg then the average weight of 5 articles should be 5 kg