The average weight of a group of 75 girls was calculated as 47 kgs. It was later discovered that the weight of one girls was read as 45 kgs. Whereas her actual weight was 25 kgs. What is the actual average weight of the group of 75 girls?

(Rounded off to two digits after decimal)

(a) 34 (b) 36 (c) 30 (d) None of these

The average weight of a group of 75 girls was calculated as 47 kgs. It was later discovered that the weight of one girls was read as 45 kgs. Whereas her actual weight was 25 kgs. What is the actual average weight of the group of 75 girls?

(Rounded off to two digits after decimal)

(a) 34 (b) 36 (c) 30 (d) None of these

1 Answer

127 votes

Average weight of 75 girls = 47 kgs.

Total weight of 75 girls = 47kgs.

Actual weight of 75 girls =

Correct weight of 75 girls = kg.

Required average weight = kg.

127 votes

127