Because if it can eat 2/5's in 1/2 hours, then if it eats for 1 whole hour or 2/2's it will be able to eat 4/5's of it's own body weight.
Just imagine that one half hour is 1 and if you add two half hours together it makes one complete hour or 2/2. So just multiply it by 2 cause it was eating for two half hours.
I will do my best to answer this question due to the gramatical errors made making it difficult to read and understand. assuming that the 880 is the number of women employed that makes up 40% of the company employees 880+ (880*1.5) = 2200 employees total
