contestada

Tom bought a pen for $30
and sold it to gain
20% on his cost price. How much money
did he gain?

Respuesta :

Answer:

he gained 6 dollars

Step-by-step explanation:

30 x 0.2

Answer:

$6

Step-by-step explanation:

20% is basically 1/5.

So I/5 of 30 is 30/5

6