Respuesta :

Answer:

Ahmed sold (7/10) of a mango

Step-by-step explanation:

I don't know how one sells 3/10 or 2/5 of a mango, but he will have sold:

3/10 + 2/5

3/10 + (2/5)*(2/2)    [Convert the denominator in 2/5 to 10, so that we can add it to 3/10]

3/10 + (4/10)

(7/10)  Ahmed sold (7/10) of a mango