Respuesta :

Step-by-step explanation:

let tye number Ahmed thinks be x.

so, a/q

the equation is,

2x/5 = 4

2x = 4×5 = 20

x = 20/2

x = 10

therefore, he thinks the number 10.

hope this answer helps you dear!

Answer:

10

Step-by-step explanation:

I'm doing it from the end.

if the answer is 4, you have to multiple it by 5 and then divide it by 2

4 x 5 ÷ 2 = 10

10 multiple by 2 is 20 and 20 divided by 5 is 4 so

10 is correct answer