Respuesta :
Answer:
Step-by-step explanation:
50 times 4/5 is 40. meaning we subtract the two to find the unsold
50-40 = 10
so 10 guavas were left unsold
So he sold 4/5 of it, and 4/5 of it is 40 so all you have to do to get the answer is subtract 40 from 50 which will give you your answer and it is 10