Respuesta :

4 months.............

4 months because:

1 month = 5 dollars

so you add 5 until you get to 20 dollars. And as many times as you added 5 is how

many months. So:

5= 5

5 + 5 = 10

5+5+5= 15

5+5+5+5= 20

^   ^   ^  ^

1    2  3  4

your answer is 4 months ^^

Q&A Education