Represent 2.26121212 in p/q FAST Please

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression