In softball, a batting average is the number of hits divided by the number of times at bat. does eva or michelle have the higher batting average? player hits at bats eva 42 90 michelle 38 80

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30