The mean weight of 150studenys in a certain class is 30kg. The mean weight of the boys in the class is 40kg and that of the girls is 25 kg find the number of boys and girls
Answers
Answered by
1
Answer:
Step-by-step explanation:
Attachments:
Similar questions
English,
6 months ago
Math,
6 months ago
Biology,
6 months ago
Social Sciences,
11 months ago
Environmental Sciences,
11 months ago