Is the mean hemoglobin level of high-altitude workers different from 16 g/cm3

If eh = hg and hg=16, find the diameter of k

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

For what value of (y) is 3^3/3^y =1/9