Answer:
1 : 4
Step-by-step explanation:
The population here is the entire school body.
The population is the main group the survey is about. In this case, it is about the school. However, his sample was just the football team.
Answer: No, Mai needs to solve the problem.
Step-by-step explanation:
2x+2=x+1 - subtract 2 from both sides
2x=x-1 - subtract x from both sides
x= -1 - solution
Supplementary angles add up to 180 degrees. to find one just subtract.
180- 42= 138