if the mean height of 3 boys is 142 cm and the mean height of another 7 students is 145 CM .then the mean height of 10 students is....
Share
if the mean height of 3 boys is 142 cm and the mean height of another 7 students is 145 CM .then the mean height of 10 students is....
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
287cm is your answer