Lu's math score on her achievement test in seventh grade was a 650. her math teacher told her that her test score level went up by 25% from her sixth grade test score level. what was lu's test score level in sixth grade? show your work.

Afair survey question is one that does not encourage biased responses. which survey question is fair? a.) do you agree that only unethical people take credit for other people’s work? b.) have you ever taken credit for somebody else’s work? c.) have you ever engaged in unethical behavior, such as taking credit for somebody else’s work? d.) don’t you think it is unethical to take credit for somebody else’s work?