The mean mass of the 11 players in a football team is 80.7 kg. The mean mass of the team plus a substitute is 81.4 kg. What is the mass of the substitute to one decimal place? *
Answers
Answered by
5
Answer:
11 players have a mean mass of 80.7. Therefore the total mass = 80.7*11 = 887.7. Now when the substitute is added the mean mass becomes 81.4. So the total mass = 81.4*12= 976.8,”. Therefore the substitute’s weight = 976.8-887.7 = 89.1 kg.
Hope this answer helps you. If you mark the answer as brainpower, it’ll be highly appreciated!
Step-by-step explanation:
Similar questions