last month, robert sold three quarters of his inventory, and then bought $3,000 in new inventory. if he now has $6,000 in inventory, how much inventory did he have at the beginning of last month?

Respuesta :

Answer:

12,000

Step-by-step explanation:

$12,000

6,000 − 3,000 = 3,000

3,000

1 − 0.75

=  

3,000

0.25

= 12,000