2) You have 4 Dragon Ball Z drawings and 5 Pokemon drawings. Your brother has the same
ratio of Dragon Ball Z to Pokemon drawings,
only he has 10 Dragon Ball Z drawings. How
many Pokemon drawing does he have? Show
your work. (Hint, you can have a fraction of a
drawing if it is part way done).

Which representation has a constant of variation of -2.5

Evaluate the expression. (9 + 5)(3 + 2)0

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?