Triangle a” b” c” is formed using the translation (x+0,y+2) and the dilation by a scale factor of 2 from the origin. which equation explains the relationship between ac and a”c”?

Multiply. write your answer in simplest form. 3/8 x 5/7

15/16 as a decimal rounded to the nearest hundredth

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”?