Asked by Julia
Uncle Joe made chocolate chip cookies. Eric ate fifty percent of them right away. Ryan ate fifty percent of what was left. Ten cookies remain. How many cookies did Uncle Joe make?
Answers
Answered by
Steve
x(1-.5)(1-.5) = 10
x = 40
Would have been more interesting if both reductions had not been 50%
x = 40
Would have been more interesting if both reductions had not been 50%